#EC6556
Closest named color: Burnt Sienna (#E76F51). oklch(67.2% 0.17 28.7), rgb(236, 101, 86).
Aa
Black text reads best on this color (6.56:1).
About this color
#EC6556 is a medium-light, vivid red. In OKLCH its lightness is 67%, its chroma 0.170 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.024 away. Black text reads best on it, at 6.56:1.
| Hue family | Reds |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.170) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.56:1 |
| White text | 3.20:1 |
Values
| HEX | #EC6556 |
| RGB | rgb(236, 101, 86) |
| HSL | hsl(6, 80%, 63%) |
| OKLCH | oklch(67.2% 0.17 28.7) |
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 #EC6556 | 3.20:1 | AA large text | Lc -63.9 | Content text, not long reading |
| Black text on #EC6556 | 6.56:1 | AA | Lc 45.6 | Large or bold text, headings |
| #EC6556 text on white | 3.20:1 | AA large text | Lc 58.5 | Large or bold text, headings |
| #EC6556 text on black | 6.56:1 | AA | Lc -43.3 | 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 400.
-
Step 50
50
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FEE3DE
oklch(93.6% 0.031 30.2)
-
Step 200
200
#FECBC3
oklch(88.5% 0.059 28.6)
-
Step 300
300
#FEA699
oklch(80.9% 0.107 28.8)
-
Step 400
400 (this color)
#EC6556
oklch(67.2% 0.17 28.7)
-
Step 500
500
#F13D31
oklch(63.2% 0.218 28.8)
-
Step 600
600
#D90006
oklch(55.6% 0.228 28.8)
-
Step 700
700
#B80004
oklch(49.2% 0.201 28.8)
-
Step 800
800
#980003
oklch(42.7% 0.175 28.7)
-
Step 900
900
#7C100C
oklch(37.7% 0.142 28.7)
-
Step 950
950
#490E09
oklch(27% 0.09 29.2)
#EC6556 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) | #887E54 | 0.177 |
| Deuteranopia (no green cones) | #A99B53 | 0.164 |
| Tritanopia (no blue cones) | #FF4A62 | 0.058 |
| Achromatopsia (no color) | #909090 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EC6556
#EC6556
oklch(67.2% 0.17 28.7)
- #00A9BC
#00A9BC
oklch(67.3% 0.116 208.9)
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 #EC6556, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.024
- Grapefruit #FD5956 ΔE 0.034
- Tomato #FF6347 ΔE 0.037
- Coral Pink #FF6163 ΔE 0.039
- Orange Pink #FF6F52 ΔE 0.044
- Pastel Red #DB5856 ΔE 0.045
- Pinkish Orange #FF724C ΔE 0.050
- Light Red #FF474C ΔE 0.052
Use #EC6556 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.