#E7666A
Closest named color: Burnt Sienna (#E76F51). oklch(67% 0.161 20.6), rgb(231, 102, 106).
Aa
Black text reads best on this color (6.50:1).
About this color
#E7666A is a medium-light, vivid red. In OKLCH its lightness is 67%, its chroma 0.161 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.041 away. Black text reads best on it, at 6.50:1.
| Hue family | Reds |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.161) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.50:1 |
| White text | 3.22:1 |
Values
| HEX | #E7666A |
| RGB | rgb(231, 102, 106) |
| HSL | hsl(358, 73%, 65%) |
| OKLCH | oklch(67% 0.161 20.6) |
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 #E7666A | 3.22:1 | AA large text | Lc -64.3 | Content text, not long reading |
| Black text on #E7666A | 6.50:1 | AA | Lc 45.2 | Large or bold text, headings |
| #E7666A text on white | 3.22:1 | AA large text | Lc 58.9 | Large or bold text, headings |
| #E7666A text on black | 6.50:1 | AA | Lc -42.8 | 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 400.
-
Step 50
50
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FDE3E2
oklch(93.7% 0.029 20.3)
-
Step 200
200
#FCCBCA
oklch(88.4% 0.056 19.6)
-
Step 300
300
#FBA6A5
oklch(80.8% 0.101 20.3)
-
Step 400
400 (this color)
#E7666A
oklch(67% 0.161 20.6)
-
Step 500
500
#EC4251
oklch(63.2% 0.206 20.7)
-
Step 600
600
#D70136
oklch(55.6% 0.223 20.5)
-
Step 700
700
#B6002C
oklch(49.1% 0.197 20.5)
-
Step 800
800
#970022
oklch(42.8% 0.172 20.8)
-
Step 900
900
#791421
oklch(37.7% 0.134 20.4)
-
Step 950
950
#470F14
oklch(26.9% 0.085 20.1)
#E7666A 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) | #847E69 | 0.173 |
| Deuteranopia (no green cones) | #A59967 | 0.159 |
| Tritanopia (no blue cones) | #FB5168 | 0.046 |
| Achromatopsia (no color) | #8F8F8F | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E7666A
#E7666A
oklch(67% 0.161 20.6)
- #00AAB1
#00AAB1
oklch(67.1% 0.114 200)
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 #E7666A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.041
- Pastel Red #DB5856 ΔE 0.042
- Coral Pink #FF6163 ΔE 0.043
- Grapefruit #FD5956 ΔE 0.044
- Pale Red #D9544D ΔE 0.053
- Rosy Pink #F6688E ΔE 0.056
- Pale Violet Red #DB7093 ΔE 0.057
- Tomato #FF6347 ΔE 0.057
Use #E7666A 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.