#E65203
Closest named color: Deep Orange (#DC4D01). oklch(63.2% 0.196 40.3), rgb(230, 82, 3).
Aa
Black text reads best on this color (5.57:1).
About this color
#E65203 is a medium-light, vivid orange. In OKLCH its lightness is 63%, its chroma 0.196 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.023 away. Black text reads best on it, at 5.57:1.
| Hue family | Oranges |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.196) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 5.57:1 |
| White text | 3.76:1 |
Values
| HEX | #E65203 |
| RGB | rgb(230, 82, 3) |
| HSL | hsl(21, 97%, 46%) |
| OKLCH | oklch(63.2% 0.196 40.3) |
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 #E65203 | 3.76:1 | AA large text | Lc -69.6 | Content text, not long reading |
| Black text on #E65203 | 5.57:1 | AA | Lc 40.0 | Non-text elements, placeholder text |
| #E65203 text on white | 3.76:1 | AA large text | Lc 64.1 | Content text, not long reading |
| #E65203 text on black | 5.57:1 | AA | Lc -37.6 | 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
#FEF3EF
oklch(97.2% 0.013 41.2)
-
Step 100
100
#FBE4DC
oklch(93.5% 0.028 40.2)
-
Step 200
200
#F9CEBF
oklch(88.4% 0.053 40.1)
-
Step 300
300
#F7AC91
oklch(81% 0.096 40.6)
-
Step 400
400
#EF7B51
oklch(70.7% 0.154 40.2)
-
Step 500
500 (this color)
#E65203
oklch(63.2% 0.196 40.3)
-
Step 600
600
#C24300
oklch(55.5% 0.173 40.3)
-
Step 700
700
#A43800
oklch(49.1% 0.153 40.5)
-
Step 800
800
#882C00
oklch(42.7% 0.134 40.1)
-
Step 900
900
#722400
oklch(37.7% 0.117 40.3)
-
Step 950
950
#451402
oklch(26.9% 0.081 40)
#E65203 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) | #7E6E00 | 0.193 |
| Deuteranopia (no green cones) | #A29000 | 0.175 |
| Tritanopia (no blue cones) | #FE2347 | 0.089 |
| Achromatopsia (no color) | #838383 | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E65203
#E65203
oklch(63.2% 0.196 40.3)
- #0099BA
#0099BA
oklch(63.2% 0.115 220.3)
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 #E65203, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.023
- Orange Pant #FB5607 ΔE 0.042
- Blood Orange #FE4B03 ΔE 0.045
- Orangey Red #FA4224 ΔE 0.045
- Rusty Orange #CD5909 ΔE 0.047
- Vermillion #F4320C ΔE 0.047
- Orange Red #FF4500 ΔE 0.047
- Orangered #FE420F ΔE 0.047
Use #E65203 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.