#CF5D00
Closest named color: Rusty Orange (#CD5909). oklch(61.1% 0.165 48.3), rgb(207, 93, 0).
Aa
Black text reads best on this color (5.21:1).
About this color
#CF5D00 is a medium-dark, vivid orange. In OKLCH its lightness is 61%, its chroma 0.165 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Orange (#CD5909), ΔE 0.010 away. Black text reads best on it, at 5.21:1.
| Hue family | Oranges |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.165) |
| Temperature | warm |
| Nearest name | Rusty Orange (#CD5909) |
| Black text | 5.21:1 |
| White text | 4.02:1 |
Values
| HEX | #CF5D00 |
| RGB | rgb(207, 93, 0) |
| HSL | hsl(27, 100%, 41%) |
| OKLCH | oklch(61.1% 0.165 48.3) |
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 #CF5D00 | 4.02:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #CF5D00 | 5.21:1 | AA | Lc 37.3 | Non-text elements, placeholder text |
| #CF5D00 text on white | 4.02:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #CF5D00 text on black | 5.21:1 | AA | Lc -34.9 | 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
#FCF3EF
oklch(97% 0.011 45.7)
-
Step 100
100
#F8E6DD
oklch(93.7% 0.023 48.5)
-
Step 200
200
#F3D1C0
oklch(88.5% 0.045 48.2)
-
Step 300
300
#EDB193
oklch(80.9% 0.082 47.7)
-
Step 400
400
#E18654
oklch(70.7% 0.13 48.4)
-
Step 500
500 (this color)
#CF5D00
oklch(61.1% 0.165 48.3)
-
Step 600
600
#B65100
oklch(55.5% 0.15 48.4)
-
Step 700
700
#9A4300
oklch(49% 0.133 48.1)
-
Step 800
800
#7F3600
oklch(42.6% 0.116 48.2)
-
Step 900
900
#6B2D00
oklch(37.8% 0.102 48.7)
-
Step 950
950
#401A03
oklch(27% 0.068 48.5)
#CF5D00 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) | #7E6F00 | 0.148 |
| Deuteranopia (no green cones) | #9A8900 | 0.135 |
| Tritanopia (no blue cones) | #E4414F | 0.093 |
| Achromatopsia (no color) | #7F7F7F | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CF5D00
#CF5D00
oklch(61.1% 0.165 48.3)
- #0090BC
#0090BC
oklch(61.1% 0.12 228.6)
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 #CF5D00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Orange #CD5909 ΔE 0.010
- Rust #CA6702 ΔE 0.022
- Chocolate #D2691E ΔE 0.026
- Rust Orange #C45508 ΔE 0.029
- Browny Orange #CA6B02 ΔE 0.031
- Terra Cotta #C9643B ΔE 0.031
- Orange Brown #BE6400 ΔE 0.033
- Deep Orange #DC4D01 ΔE 0.036
Use #CF5D00 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.