Rust #CA6702
Rust is a medium-dark, vivid orange with hex code #CA6702 and RGB rgb(202, 103, 2).
Aa
Black text reads best on this color (5.45:1).
About this color
#CA6702 is a medium-dark, vivid orange. In OKLCH its lightness is 62%, its chroma 0.154 and its hue 54°. Its hue sits on the warm side of the wheel. It is the named color Rust. Black text reads best on it, at 5.45:1.
| Hue family | Oranges |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.154) |
| Temperature | warm |
| Nearest name | Rust |
| Black text | 5.45:1 |
| White text | 3.85:1 |
Colors that go with Rust
Matches found by rotating Rust around the OKLCH hue wheel, each labelled with the closest name in our list.
Complementary
The opposite hue (180°).
Analogous
Neighbouring hues, 30° either side.
Triadic
Three hues spaced 120° apart.
Color palettes with Rust
Curated color palettes that contain a color within ΔE 0.06 (OKLab) of Rust, closest first.
Similar named colors
The eight named colors closest to Rust, with their ΔE distance.
- Browny Orange #CA6B02 ΔE 0.009
- Chocolate #D2691E ΔE 0.019
- Orange Brown #BE6400 ΔE 0.024
- Tiger's Eye #BC6C25 ΔE 0.026
- Rusty Orange #CD5909 ΔE 0.031
- Brown Orange #B96902 ΔE 0.031
- Terra Cotta #C9643B ΔE 0.035
- Terracotta #CA6641 ΔE 0.039
More about Rust
How to make Rust
A starting recipe from common paint colors, found with a spectral paint model (the color mixer’s paint mode). Real pigments vary, so mix a small test batch and adjust.
- 4 parts orange
- 2 parts brown
- 1 part red
Recipe result: #C96C25, a difference of ΔE 0.014 from Rust. That is very close: most people will not see the difference.
Codes for Rust in every format
| HEX | #CA6702 |
| RGB | rgb(202, 103, 2) |
| HSL | hsl(30, 98%, 40%) |
| OKLCH | oklch(61.9% 0.154 54.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #CA6702 | 3.85:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #CA6702 | 5.45:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #CA6702 text on white | 3.85:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #CA6702 text on black | 5.45:1 | AA | Lc -36.3 | Non-text elements, placeholder text |
Shades and tints of Rust
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#FBF4EF
oklch(97.1% 0.01 58.2)
-
Step 100
100
#F6E6DD
oklch(93.5% 0.021 51.5)
-
Step 200
200
#F0D2C0
oklch(88.4% 0.042 52.9)
-
Step 300
300
#E8B493
oklch(80.9% 0.075 53.8)
-
Step 400
400
#DA8B53
oklch(70.7% 0.12 54.7)
-
Step 500
500 (this color)
#CA6702
oklch(61.9% 0.154 54.4)
-
Step 600
600
#AF5800
oklch(55.6% 0.139 54.3)
-
Step 700
700
#944900
oklch(49% 0.123 54)
-
Step 800
800
#7A3B00
oklch(42.6% 0.107 54)
-
Step 900
900
#663100
oklch(37.7% 0.094 54.7)
-
Step 950
950
#3D1C03
oklch(26.9% 0.063 53.9)
Rust with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #847400 | 0.126 |
| Deuteranopia (no green cones) | #9C8B00 | 0.115 |
| Tritanopia (no blue cones) | #DE5058 | 0.099 |
| Achromatopsia (no color) | #828282 | 0.154 |
Use Rust in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.