#CA6129
Closest named color: Terra Cotta (#C9643B). oklch(61.1% 0.15 45.6), rgb(202, 97, 41).
Aa
Black text reads best on this color (5.25:1).
About this color
#CA6129 is a medium-dark, vivid orange. In OKLCH its lightness is 61%, its chroma 0.150 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Terra Cotta (#C9643B), ΔE 0.014 away. Black text reads best on it, at 5.25:1.
| Hue family | Oranges |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.150) |
| Temperature | warm |
| Nearest name | Terra Cotta (#C9643B) |
| Black text | 5.25:1 |
| White text | 3.99:1 |
Values
| HEX | #CA6129 |
| RGB | rgb(202, 97, 41) |
| HSL | hsl(21, 66%, 48%) |
| OKLCH | oklch(61.1% 0.15 45.6) |
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 #CA6129 | 3.99:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #CA6129 | 5.25:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #CA6129 text on white | 3.99:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #CA6129 text on black | 5.25:1 | 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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F7E6DE
oklch(93.6% 0.022 47)
-
Step 200
200
#F1D1C3
oklch(88.4% 0.041 45)
-
Step 300
300
#E9B299
oklch(80.8% 0.073 45.6)
-
Step 400
400
#DD8860
oklch(70.7% 0.118 45.5)
-
Step 500
500 (this color)
#CA6129
oklch(61.1% 0.15 45.6)
-
Step 600
600
#BA4D00
oklch(55.5% 0.157 45.6)
-
Step 700
700
#9D4000
oklch(49% 0.139 45.7)
-
Step 800
800
#823300
oklch(42.6% 0.121 45.2)
-
Step 900
900
#6A2D0B
oklch(37.7% 0.098 45.4)
-
Step 950
950
#3E1B09
oklch(26.9% 0.062 45.7)
#CA6129 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) | #7F7121 | 0.137 |
| Deuteranopia (no green cones) | #988826 | 0.125 |
| Tritanopia (no blue cones) | #DE4A56 | 0.082 |
| Achromatopsia (no color) | #7F7F7F | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA6129
#CA6129
oklch(61.1% 0.15 45.6)
- #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 #CA6129, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terra Cotta #C9643B ΔE 0.014
- Rusty Orange #CD5909 ΔE 0.018
- Terracotta #CA6641 ΔE 0.021
- Terracota #CB6843 ΔE 0.024
- Rust #CA6702 ΔE 0.025
- Chocolate #D2691E ΔE 0.027
- Rust Orange #C45508 ΔE 0.030
- Orange Brown #BE6400 ΔE 0.032
Use #CA6129 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.