#E25F3F
Closest named color: Burnt Sienna (#E76F51). oklch(64.6% 0.171 35), rgb(226, 95, 63).
Aa
Black text reads best on this color (5.94:1).
About this color
#E25F3F is a medium-light, vivid red. In OKLCH its lightness is 65%, its chroma 0.171 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.035 away. Black text reads best on it, at 5.94:1.
| Hue family | Reds |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.171) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 5.94:1 |
| White text | 3.53:1 |
Values
| HEX | #E25F3F |
| RGB | rgb(226, 95, 63) |
| HSL | hsl(12, 74%, 57%) |
| OKLCH | oklch(64.6% 0.171 35) |
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 #E25F3F | 3.53:1 | AA large text | Lc -67.6 | Content text, not long reading |
| Black text on #E25F3F | 5.94:1 | AA | Lc 41.9 | Non-text elements, placeholder text |
| #E25F3F text on white | 3.53:1 | AA large text | Lc 62.1 | Content text, not long reading |
| #E25F3F text on black | 5.94:1 | AA | Lc -39.5 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F6CFC5
oklch(88.5% 0.046 34.7)
-
Step 300
300
#F1AE9C
oklch(80.9% 0.083 35.6)
-
Step 400
400
#E78066
oklch(70.8% 0.133 35.1)
-
Step 500
500 (this color)
#E25F3F
oklch(64.6% 0.171 35)
-
Step 600
600
#C83A12
oklch(55.6% 0.185 35)
-
Step 700
700
#AD2A00
oklch(49.2% 0.173 35)
-
Step 800
800
#8C2508
oklch(42.7% 0.143 35)
-
Step 900
900
#712512
oklch(37.8% 0.112 35)
-
Step 950
950
#42170C
oklch(27% 0.07 35.4)
#E25F3F 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) | #83763B | 0.172 |
| Deuteranopia (no green cones) | #A3933B | 0.158 |
| Tritanopia (no blue cones) | #F84258 | 0.070 |
| Achromatopsia (no color) | #888888 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E25F3F
#E25F3F
oklch(64.6% 0.171 35)
- #009FB9
#009FB9
oklch(64.6% 0.114 214.8)
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 #E25F3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.035
- Pastel Red #DB5856 ΔE 0.037
- Pale Red #D9544D ΔE 0.037
- Terracota #CB6843 ΔE 0.043
- Terracotta #CA6641 ΔE 0.044
- Deep Orange #DC4D01 ΔE 0.044
- Terra Cotta #C9643B ΔE 0.047
- Chocolate #D2691E ΔE 0.047
Use #E25F3F 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.