#C66859
Closest named color: Terracota (#CB6843). oklch(62.3% 0.123 30.4), rgb(198, 104, 89).
Aa
Black text reads best on this color (5.52:1).
About this color
#C66859 is a medium-light, moderately saturated red. In OKLCH its lightness is 62%, its chroma 0.123 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Terracota (#CB6843), ΔE 0.027 away. Black text reads best on it, at 5.52:1.
| Hue family | Reds |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.123) |
| Temperature | warm |
| Nearest name | Terracota (#CB6843) |
| Black text | 5.52:1 |
| White text | 3.80:1 |
Values
| HEX | #C66859 |
| RGB | rgb(198, 104, 89) |
| HSL | hsl(8, 49%, 56%) |
| OKLCH | oklch(62.3% 0.123 30.4) |
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 #C66859 | 3.80:1 | AA large text | Lc -70.6 | Content text, not long reading |
| Black text on #C66859 | 5.52:1 | AA | Lc 38.9 | Non-text elements, placeholder text |
| #C66859 text on white | 3.80:1 | AA large text | Lc 65.1 | Content text, not long reading |
| #C66859 text on black | 5.52:1 | AA | Lc -36.5 | 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
#FBF4F2
oklch(97.2% 0.008 36.6)
-
Step 100
100
#F5E6E3
oklch(93.6% 0.017 31.1)
-
Step 200
200
#EED2CC
oklch(88.5% 0.033 32.1)
-
Step 300
300
#E5B3AA
oklch(81% 0.06 30.1)
-
Step 400
400
#D68A7C
oklch(70.8% 0.096 31)
-
Step 500
500 (this color)
#C66859
oklch(62.3% 0.123 30.4)
-
Step 600
600
#B45041
oklch(55.6% 0.133 30.5)
-
Step 700
700
#9B4033
oklch(49.1% 0.125 30.3)
-
Step 800
800
#7E352B
oklch(42.7% 0.104 29.9)
-
Step 900
900
#652F27
oklch(37.6% 0.08 30)
-
Step 950
950
#3C1C17
oklch(27% 0.051 30.1)
#C66859 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) | #7F7757 | 0.124 |
| Deuteranopia (no green cones) | #968A57 | 0.115 |
| Tritanopia (no blue cones) | #D75964 | 0.048 |
| Achromatopsia (no color) | #838383 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C66859
#C66859
oklch(62.3% 0.123 30.4)
- #0098AB
#0098AB
oklch(62.3% 0.108 210.3)
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 #C66859, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terracota #CB6843 ΔE 0.027
- Terracotta #CA6641 ΔE 0.027
- Indian Red #CD5C5C ΔE 0.030
- Adobe #BD6C48 ΔE 0.031
- Terra Cotta #C9643B ΔE 0.032
- Clay #B66A50 ΔE 0.032
- Pinkish Brown #B17261 ΔE 0.040
- Dusky Rose #BA6873 ΔE 0.041
Use #C66859 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.