#CA5D10
Closest named color: Rusty Orange (#CD5909). oklch(60.4% 0.159 48.1), rgb(202, 93, 16).
Aa
Black text reads best on this color (5.08:1).
About this color
#CA5D10 is a medium-dark, vivid orange. In OKLCH its lightness is 60%, its chroma 0.159 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Orange (#CD5909), ΔE 0.009 away. Black text reads best on it, at 5.08:1.
| Hue family | Oranges |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Rusty Orange (#CD5909) |
| Black text | 5.08:1 |
| White text | 4.13:1 |
Values
| HEX | #CA5D10 |
| RGB | rgb(202, 93, 16) |
| HSL | hsl(25, 85%, 43%) |
| OKLCH | oklch(60.4% 0.159 48.1) |
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 #CA5D10 | 4.13:1 | AA large text | Lc -73.2 | Content text, not long reading |
| Black text on #CA5D10 | 5.08:1 | AA | Lc 36.4 | Non-text elements, placeholder text |
| #CA5D10 text on white | 4.13:1 | AA large text | Lc 67.7 | Content text, not long reading |
| #CA5D10 text on black | 5.08:1 | AA | Lc -34.0 | Non-text elements, placeholder text |
Tints and shades
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
#FCF4F0
oklch(97.2% 0.01 48.6)
-
Step 100
100
#F7E6DD
oklch(93.6% 0.022 49.9)
-
Step 200
200
#F2D1C1
oklch(88.4% 0.043 47.5)
-
Step 300
300
#EBB295
oklch(80.9% 0.078 48.2)
-
Step 400
400
#DF8758
oklch(70.7% 0.125 48)
-
Step 500
500 (this color)
#CA5D10
oklch(60.4% 0.159 48.1)
-
Step 600
600
#B75100
oklch(55.7% 0.151 48.1)
-
Step 700
700
#9B4300
oklch(49.2% 0.134 47.9)
-
Step 800
800
#803600
oklch(42.8% 0.117 47.8)
-
Step 900
900
#6B2C00
oklch(37.6% 0.103 47.9)
-
Step 950
950
#3F1B05
oklch(27% 0.065 48.8)
#CA5D10 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) | #7D6D00 | 0.142 |
| Deuteranopia (no green cones) | #978609 | 0.129 |
| Tritanopia (no blue cones) | #DE4350 | 0.089 |
| Achromatopsia (no color) | #7D7D7D | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA5D10
#CA5D10
oklch(60.4% 0.159 48.1)
- #008EB8
#008EB8
oklch(60.4% 0.117 227.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #CA5D10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Orange #CD5909 ΔE 0.009
- Rust Orange #C45508 ΔE 0.022
- Rust #CA6702 ΔE 0.023
- Orange Brown #BE6400 ΔE 0.027
- Terra Cotta #C9643B ΔE 0.028
- Chocolate #D2691E ΔE 0.031
- Browny Orange #CA6B02 ΔE 0.032
- Terracotta #CA6641 ΔE 0.034
Use #CA5D10 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.