#EE664C
Closest named color: Burnt Sienna (#E76F51). oklch(67.5% 0.174 32.6), rgb(238, 102, 76).
Aa
Black text reads best on this color (6.64:1).
About this color
#EE664C is a medium-light, vivid red. In OKLCH its lightness is 68%, its chroma 0.174 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.019 away. Black text reads best on it, at 6.64:1.
| Hue family | Reds |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.174) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.64:1 |
| White text | 3.16:1 |
Values
| HEX | #EE664C |
| RGB | rgb(238, 102, 76) |
| HSL | hsl(10, 83%, 62%) |
| OKLCH | oklch(67.5% 0.174 32.6) |
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 #EE664C | 3.16:1 | AA large text | Lc -63.4 | Content text, not long reading |
| Black text on #EE664C | 6.64:1 | AA | Lc 46.1 | Large or bold text, headings |
| #EE664C text on white | 3.16:1 | AA large text | Lc 58.0 | Large or bold text, headings |
| #EE664C text on black | 6.64:1 | AA | Lc -43.7 | 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
#FFF2EF
oklch(97.1% 0.015 33.1)
-
Step 100
100
#FEE3DD
oklch(93.6% 0.031 32.6)
-
Step 200
200
#FECBC0
oklch(88.4% 0.06 32.3)
-
Step 300
300
#FFA694
oklch(80.9% 0.109 32)
-
Step 400
400 (this color)
#EE664C
oklch(67.5% 0.174 32.6)
-
Step 500
500
#F23C19
oklch(63.1% 0.222 32.5)
-
Step 600
600
#D12800
oklch(55.6% 0.207 32.6)
-
Step 700
700
#B12000
oklch(49.1% 0.183 32.6)
-
Step 800
800
#921900
oklch(42.7% 0.159 32.7)
-
Step 900
900
#7B1300
oklch(37.7% 0.14 32.6)
-
Step 950
950
#490E04
oklch(27% 0.091 32.9)
#EE664C 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) | #8A7E49 | 0.177 |
| Deuteranopia (no green cones) | #AC9C48 | 0.163 |
| Tritanopia (no blue cones) | #FF4960 | 0.065 |
| Achromatopsia (no color) | #919191 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EE664C
#EE664C
oklch(67.5% 0.174 32.6)
- #00A9C1
#00A9C1
oklch(67.5% 0.118 212.4)
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 #EE664C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.019
- Tomato #FF6347 ΔE 0.030
- Grapefruit #FD5956 ΔE 0.037
- Orange Pink #FF6F52 ΔE 0.039
- Pinkish Orange #FF724C ΔE 0.043
- Coral Pink #FF6163 ΔE 0.043
- Orange Pant #FB5607 ΔE 0.045
- Bright Orange #FF5B00 ΔE 0.048
Use #EE664C 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.