#D66040
Closest named color: Terracotta (#CA6641). oklch(63% 0.156 36.1), rgb(214, 96, 64).
Aa
Black text reads best on this color (5.60:1).
About this color
#D66040 is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.156 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Terracotta (#CA6641), ΔE 0.024 away. Black text reads best on it, at 5.60:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.156) |
| Temperature | warm |
| Nearest name | Terracotta (#CA6641) |
| Black text | 5.60:1 |
| White text | 3.74:1 |
Values
| HEX | #D66040 |
| RGB | rgb(214, 96, 64) |
| HSL | hsl(13, 65%, 55%) |
| OKLCH | oklch(63% 0.156 36.1) |
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 #D66040 | 3.74:1 | AA large text | Lc -69.9 | Content text, not long reading |
| Black text on #D66040 | 5.60:1 | AA | Lc 39.7 | Non-text elements, placeholder text |
| #D66040 text on white | 3.74:1 | AA large text | Lc 64.4 | Content text, not long reading |
| #D66040 text on black | 5.60:1 | AA | Lc -37.3 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E0
oklch(93.6% 0.022 35.1)
-
Step 200
200
#F4D0C6
oklch(88.5% 0.043 36)
-
Step 300
300
#EDB09F
oklch(80.9% 0.076 36.2)
-
Step 400
400
#E2836A
oklch(70.7% 0.123 35.6)
-
Step 500
500 (this color)
#D66040
oklch(63% 0.156 36.1)
-
Step 600
600
#C2431E
oklch(55.7% 0.17 36.2)
-
Step 700
700
#A7330F
oklch(49.1% 0.158 36.1)
-
Step 800
800
#882C11
oklch(42.8% 0.131 36.2)
-
Step 900
900
#6D2916
oklch(37.7% 0.102 36.3)
-
Step 950
950
#40190E
oklch(27% 0.064 36.6)
#D66040 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) | #80743C | 0.155 |
| Deuteranopia (no green cones) | #9D8E3D | 0.143 |
| Tritanopia (no blue cones) | #EA4759 | 0.068 |
| Achromatopsia (no color) | #848484 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D66040
#D66040
oklch(63% 0.156 36.1)
- #0099B4
#0099B4
oklch(62.9% 0.112 216.2)
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 #D66040, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terracotta #CA6641 ΔE 0.024
- Terracota #CB6843 ΔE 0.024
- Terra Cotta #C9643B ΔE 0.026
- Pale Red #D9544D ΔE 0.032
- Pastel Red #DB5856 ΔE 0.035
- Chocolate #D2691E ΔE 0.039
- Rusty Orange #CD5909 ΔE 0.041
- Indian Red #CD5C5C ΔE 0.041
Use #D66040 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.