#EF7066
Closest named color: Burnt Sienna (#E76F51). oklch(69.4% 0.159 26.5), rgb(239, 112, 102).
Aa
Black text reads best on this color (7.17:1).
About this color
#EF7066 is a medium-light, vivid red. In OKLCH its lightness is 69%, its chroma 0.159 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.029 away. Black text reads best on it, at 7.17:1.
| Hue family | Reds |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 7.17:1 |
| White text | 2.92:1 |
Values
| HEX | #EF7066 |
| RGB | rgb(239, 112, 102) |
| HSL | hsl(4, 81%, 67%) |
| OKLCH | oklch(69.4% 0.159 26.5) |
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 #EF7066 | 2.92:1 | Fails | Lc -60.4 | Content text, not long reading |
| Black text on #EF7066 | 7.17:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #EF7066 text on white | 2.92:1 | Fails | Lc 55.1 | Large or bold text, headings |
| #EF7066 text on black | 7.17:1 | AAA | Lc -46.7 | Large or bold text, headings |
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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FDE3E0
oklch(93.6% 0.029 25.6)
-
Step 200
200
#FCCCC6
oklch(88.5% 0.055 26.5)
-
Step 300
300
#FAA89E
oklch(80.9% 0.099 27.1)
-
Step 400
400 (this color)
#EF7066
oklch(69.4% 0.159 26.5)
-
Step 500
500
#EB4641
oklch(63.2% 0.203 26.5)
-
Step 600
600
#D6101F
oklch(55.5% 0.22 26.5)
-
Step 700
700
#B70015
oklch(49% 0.2 26.4)
-
Step 800
800
#960712
oklch(42.6% 0.17 26.5)
-
Step 900
900
#791717
oklch(37.8% 0.133 26.3)
-
Step 950
950
#47100E
oklch(26.9% 0.084 26.6)
#EF7066 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) | #8F8664 | 0.166 |
| Deuteranopia (no green cones) | #AFA163 | 0.153 |
| Tritanopia (no blue cones) | #FF5A6E | 0.050 |
| Achromatopsia (no color) | #979797 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF7066
#EF7066
oklch(69.4% 0.159 26.5)
- #00B1C1
#00B1C1
oklch(69.4% 0.119 206.2)
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 #EF7066, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.029
- Orange Pink #FF6F52 ΔE 0.035
- Coral Pink #FF6163 ΔE 0.036
- Light Coral #F08080 ΔE 0.039
- Tomato #FF6347 ΔE 0.041
- Salmon #FA8072 ΔE 0.041
- Pinkish Orange #FF724C ΔE 0.042
- Melon #FF7855 ΔE 0.043
Use #EF7066 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.