#E66326
Closest named color: Burnt Sienna (#E76F51). oklch(65.5% 0.177 42.3), rgb(230, 99, 38).
Aa
Black text reads best on this color (6.17:1).
About this color
#E66326 is a medium-light, vivid orange. In OKLCH its lightness is 66%, its chroma 0.177 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.038 away. Black text reads best on it, at 6.17:1.
| Hue family | Oranges |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.177) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.17:1 |
| White text | 3.39:1 |
Values
| HEX | #E66326 |
| RGB | rgb(230, 99, 38) |
| HSL | hsl(19, 79%, 53%) |
| OKLCH | oklch(65.5% 0.177 42.3) |
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 #E66326 | 3.39:1 | AA large text | Lc -66.1 | Content text, not long reading |
| Black text on #E66326 | 6.17:1 | AA | Lc 43.4 | Non-text elements, placeholder text |
| #E66326 text on white | 3.39:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #E66326 text on black | 6.17:1 | AA | Lc -41.0 | 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
#FDF3EF
oklch(97.1% 0.012 43.3)
-
Step 100
100
#FAE5DD
oklch(93.7% 0.026 42.1)
-
Step 200
200
#F6D0C1
oklch(88.6% 0.048 42.7)
-
Step 300
300
#F1AF94
oklch(80.9% 0.086 43.2)
-
Step 400
400
#E78157
oklch(70.7% 0.138 42.6)
-
Step 500
500 (this color)
#E66326
oklch(65.5% 0.177 42.3)
-
Step 600
600
#BF4700
oklch(55.5% 0.167 42.1)
-
Step 700
700
#A23B00
oklch(49.2% 0.148 42.2)
-
Step 800
800
#852F00
oklch(42.6% 0.128 42.2)
-
Step 900
900
#702700
oklch(37.7% 0.113 42.6)
-
Step 950
950
#431704
oklch(27% 0.074 42.2)
#E66326 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) | #88791C | 0.171 |
| Deuteranopia (no green cones) | #A89620 | 0.155 |
| Tritanopia (no blue cones) | #FD4357 | 0.088 |
| Achromatopsia (no color) | #8B8B8B | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E66326
#E66326
oklch(65.5% 0.177 42.3)
- #00A0C6
#00A0C6
oklch(65.5% 0.122 222.6)
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 #E66326, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.038
- Chocolate #D2691E ΔE 0.038
- Orange Pant #FB5607 ΔE 0.040
- Bright Orange #FF5B00 ΔE 0.045
- Deep Orange #DC4D01 ΔE 0.048
- Pumpkin #E17701 ΔE 0.048
- Terracota #CB6843 ΔE 0.051
- Blood Orange #FE4B03 ΔE 0.051
Use #E66326 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.