#CF5A2A
Closest named color: Rusty Orange (#CD5909). oklch(60.8% 0.16 41), rgb(207, 90, 42).
Aa
Black text reads best on this color (5.14:1).
About this color
#CF5A2A is a medium-dark, vivid orange. In OKLCH its lightness is 61%, its chroma 0.160 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Orange (#CD5909), ΔE 0.017 away. Black text reads best on it, at 5.14:1.
| Hue family | Oranges |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.160) |
| Temperature | warm |
| Nearest name | Rusty Orange (#CD5909) |
| Black text | 5.14:1 |
| White text | 4.07:1 |
Values
| HEX | #CF5A2A |
| RGB | rgb(207, 90, 42) |
| HSL | hsl(17, 66%, 49%) |
| OKLCH | oklch(60.8% 0.16 41) |
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 #CF5A2A | 4.07:1 | AA large text | Lc -72.7 | Content text, not long reading |
| Black text on #CF5A2A | 5.14:1 | AA | Lc 36.8 | Non-text elements, placeholder text |
| #CF5A2A text on white | 4.07:1 | AA large text | Lc 67.2 | Content text, not long reading |
| #CF5A2A text on black | 5.14:1 | AA | Lc -34.4 | 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
#F8E5DE
oklch(93.5% 0.023 41.4)
-
Step 200
200
#F4D0C3
oklch(88.5% 0.044 40.9)
-
Step 300
300
#EDB09A
oklch(80.8% 0.078 40.7)
-
Step 400
400
#E28461
oklch(70.7% 0.126 41)
-
Step 500
500 (this color)
#CF5A2A
oklch(60.8% 0.16 41)
-
Step 600
600
#C14500
oklch(55.6% 0.171 41.1)
-
Step 700
700
#A33900
oklch(49.1% 0.151 41.1)
-
Step 800
800
#872D00
oklch(42.7% 0.132 40.7)
-
Step 900
900
#6D290C
oklch(37.6% 0.105 40.9)
-
Step 950
950
#40190A
oklch(26.9% 0.066 40.6)
#CF5A2A 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) | #7B6D23 | 0.155 |
| Deuteranopia (no green cones) | #988826 | 0.141 |
| Tritanopia (no blue cones) | #E33F50 | 0.077 |
| Achromatopsia (no color) | #7E7E7E | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CF5A2A
#CF5A2A
oklch(60.8% 0.16 41)
- #0091B1
#0091B1
oklch(60.8% 0.111 220.8)
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 #CF5A2A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Orange #CD5909 ΔE 0.017
- Terra Cotta #C9643B ΔE 0.022
- Terracotta #CA6641 ΔE 0.027
- Rust Orange #C45508 ΔE 0.030
- Terracota #CB6843 ΔE 0.030
- Deep Orange #DC4D01 ΔE 0.030
- Chocolate #D2691E ΔE 0.037
- Rust #CA6702 ΔE 0.039
Use #CF5A2A 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.