#CF5D1F
Closest named color: Rusty Orange (#CD5909). oklch(61.2% 0.161 44.8), rgb(207, 93, 31).
Aa
Black text reads best on this color (5.23:1).
About this color
#CF5D1F is a medium-dark, vivid orange. In OKLCH its lightness is 61%, its chroma 0.161 and its hue 45°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Orange (#CD5909), ΔE 0.012 away. Black text reads best on it, at 5.23:1.
| Hue family | Oranges |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.161) |
| Temperature | warm |
| Nearest name | Rusty Orange (#CD5909) |
| Black text | 5.23:1 |
| White text | 4.00:1 |
Values
| HEX | #CF5D1F |
| RGB | rgb(207, 93, 31) |
| HSL | hsl(21, 74%, 47%) |
| OKLCH | oklch(61.2% 0.161 44.8) |
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 #CF5D1F | 4.00:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #CF5D1F | 5.23:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #CF5D1F text on white | 4.00:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #CF5D1F text on black | 5.23:1 | AA | Lc -35.0 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F8E6DE
oklch(93.7% 0.023 45.6)
-
Step 200
200
#F3D1C2
oklch(88.5% 0.043 45.2)
-
Step 300
300
#ECB197
oklch(80.8% 0.078 44.8)
-
Step 400
400
#E1855C
oklch(70.7% 0.126 44.3)
-
Step 500
500 (this color)
#CF5D1F
oklch(61.2% 0.161 44.8)
-
Step 600
600
#BB4C00
oklch(55.6% 0.159 44.9)
-
Step 700
700
#9E3F00
oklch(49.1% 0.14 44.9)
-
Step 800
800
#833300
oklch(42.8% 0.122 45)
-
Step 900
900
#6D2A04
oklch(37.7% 0.106 44.3)
-
Step 950
950
#401A07
oklch(27.1% 0.066 44.8)
#CF5D1F 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) | #7E6F13 | 0.150 |
| Deuteranopia (no green cones) | #99891A | 0.137 |
| Tritanopia (no blue cones) | #E44251 | 0.085 |
| Achromatopsia (no color) | #7F7F7F | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CF5D1F
#CF5D1F
oklch(61.2% 0.161 44.8)
- #0091B8
#0091B8
oklch(61.1% 0.116 225.4)
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 #CF5D1F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Orange #CD5909 ΔE 0.012
- Terra Cotta #C9643B ΔE 0.022
- Chocolate #D2691E ΔE 0.028
- Terracotta #CA6641 ΔE 0.028
- Rust #CA6702 ΔE 0.028
- Rust Orange #C45508 ΔE 0.030
- Terracota #CB6843 ΔE 0.031
- Deep Orange #DC4D01 ΔE 0.033
Use #CF5D1F 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.