#E16531
Closest named color: Chocolate (#D2691E). oklch(65.2% 0.168 41.5), rgb(225, 101, 49).
Aa
Black text reads best on this color (6.10:1).
About this color
#E16531 is a medium-light, vivid orange. In OKLCH its lightness is 65%, its chroma 0.168 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate (#D2691E), ΔE 0.033 away. Black text reads best on it, at 6.10:1.
| Hue family | Oranges |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.168) |
| Temperature | warm |
| Nearest name | Chocolate (#D2691E) |
| Black text | 6.10:1 |
| White text | 3.43:1 |
Values
| HEX | #E16531 |
| RGB | rgb(225, 101, 49) |
| HSL | hsl(18, 75%, 54%) |
| OKLCH | oklch(65.2% 0.168 41.5) |
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 #E16531 | 3.43:1 | AA large text | Lc -66.7 | Content text, not long reading |
| Black text on #E16531 | 6.10:1 | AA | Lc 42.9 | Non-text elements, placeholder text |
| #E16531 text on white | 3.43:1 | AA large text | Lc 61.2 | Content text, not long reading |
| #E16531 text on black | 6.10:1 | AA | Lc -40.5 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F9E5DE
oklch(93.6% 0.024 40.3)
-
Step 200
200
#F5D0C2
oklch(88.5% 0.046 41.8)
-
Step 300
300
#EFAF98
oklch(80.8% 0.082 40.6)
-
Step 400
400
#E4835D
oklch(70.7% 0.131 41.8)
-
Step 500
500 (this color)
#E16531
oklch(65.2% 0.168 41.5)
-
Step 600
600
#C04600
oklch(55.6% 0.169 41.6)
-
Step 700
700
#A33A00
oklch(49.2% 0.15 41.5)
-
Step 800
800
#862E00
oklch(42.6% 0.13 41.4)
-
Step 900
900
#6F2806
oklch(37.7% 0.109 41.6)
-
Step 950
950
#411807
oklch(26.9% 0.069 41.6)
#E16531 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) | #88792A | 0.161 |
| Deuteranopia (no green cones) | #A6952D | 0.147 |
| Tritanopia (no blue cones) | #F7495A | 0.082 |
| Achromatopsia (no color) | #8A8A8A | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E16531
#E16531
oklch(65.2% 0.168 41.5)
- #009FC3
#009FC3
oklch(65.1% 0.12 221.5)
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 #E16531, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate #D2691E ΔE 0.033
- Burnt Sienna #E76F51 ΔE 0.034
- Terracota #CB6843 ΔE 0.041
- Terracotta #CA6641 ΔE 0.043
- Terra Cotta #C9643B ΔE 0.045
- Deep Orange #DC4D01 ΔE 0.047
- Orange Pant #FB5607 ΔE 0.049
- Pumpkin #E17701 ΔE 0.050
Use #E16531 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.