#E2644F
Closest named color: Burnt Sienna (#E76F51). oklch(65.5% 0.162 31.4), rgb(226, 100, 79).
Aa
Black text reads best on this color (6.16:1).
About this color
#E2644F is a medium-light, vivid red. In OKLCH its lightness is 66%, its chroma 0.162 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.026 away. Black text reads best on it, at 6.16:1.
| Hue family | Reds |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.162) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.16:1 |
| White text | 3.40:1 |
Values
| HEX | #E2644F |
| RGB | rgb(226, 100, 79) |
| HSL | hsl(9, 72%, 60%) |
| OKLCH | oklch(65.5% 0.162 31.4) |
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 #E2644F | 3.40:1 | AA large text | Lc -66.3 | Content text, not long reading |
| Black text on #E2644F | 6.16:1 | AA | Lc 43.2 | Non-text elements, placeholder text |
| #E2644F text on white | 3.40:1 | AA large text | Lc 60.9 | Content text, not long reading |
| #E2644F text on black | 6.16:1 | AA | Lc -40.8 | 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 500.
-
Step 50
50
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F9E5E1
oklch(93.7% 0.023 31.1)
-
Step 200
200
#F5CFC8
oklch(88.5% 0.044 30.2)
-
Step 300
300
#EFAEA1
oklch(80.8% 0.079 31.6)
-
Step 400
400
#E4816F
oklch(70.7% 0.126 31.3)
-
Step 500
500 (this color)
#E2644F
oklch(65.5% 0.162 31.4)
-
Step 600
600
#C53D29
oklch(55.6% 0.176 31.3)
-
Step 700
700
#AA2E1C
oklch(49.2% 0.163 31.4)
-
Step 800
800
#8A2819
oklch(42.8% 0.135 31.5)
-
Step 900
900
#6F261B
oklch(37.7% 0.106 31.1)
-
Step 950
950
#411811
oklch(27% 0.066 31.5)
#E2644F 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) | #857A4C | 0.165 |
| Deuteranopia (no green cones) | #A4954C | 0.152 |
| Tritanopia (no blue cones) | #F74B5F | 0.062 |
| Achromatopsia (no color) | #8B8B8B | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E2644F
#E2644F
oklch(65.5% 0.162 31.4)
- #00A3B8
#00A3B8
oklch(65.6% 0.114 210.8)
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 #E2644F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.026
- Pastel Red #DB5856 ΔE 0.033
- Pale Red #D9544D ΔE 0.039
- Terracota #CB6843 ΔE 0.045
- Terracotta #CA6641 ΔE 0.048
- Indian Red #CD5C5C ΔE 0.050
- Grapefruit #FD5956 ΔE 0.052
- Terra Cotta #C9643B ΔE 0.052
Use #E2644F 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.