#D3604A
Closest named color: Terracotta (#CA6641). oklch(62.7% 0.15 32.5), rgb(211, 96, 74).
Aa
Black text reads best on this color (5.54:1).
About this color
#D3604A is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.150 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Terracotta (#CA6641), ΔE 0.024 away. Black text reads best on it, at 5.54:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.150) |
| Temperature | warm |
| Nearest name | Terracotta (#CA6641) |
| Black text | 5.54:1 |
| White text | 3.78:1 |
Values
| HEX | #D3604A |
| RGB | rgb(211, 96, 74) |
| HSL | hsl(10, 61%, 56%) |
| OKLCH | oklch(62.7% 0.15 32.5) |
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 #D3604A | 3.78:1 | AA large text | Lc -70.3 | Content text, not long reading |
| Black text on #D3604A | 5.54:1 | AA | Lc 39.3 | Non-text elements, placeholder text |
| #D3604A text on white | 3.78:1 | AA large text | Lc 64.8 | Content text, not long reading |
| #D3604A text on black | 5.54:1 | AA | Lc -36.9 | 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
#F8E5E1
oklch(93.6% 0.022 31.8)
-
Step 200
200
#F3D0C8
oklch(88.5% 0.041 33)
-
Step 300
300
#ECB0A3
oklch(80.9% 0.073 32.5)
-
Step 400
400
#E08471
oklch(70.7% 0.117 32.6)
-
Step 500
500 (this color)
#D3604A
oklch(62.7% 0.15 32.5)
-
Step 600
600
#C0442E
oklch(55.6% 0.163 32.3)
-
Step 700
700
#A53520
oklch(49.1% 0.151 32.8)
-
Step 800
800
#862D1D
oklch(42.7% 0.125 32.4)
-
Step 900
900
#6C2A1D
oklch(37.8% 0.097 32.9)
-
Step 950
950
#401912
oklch(27% 0.063 31.8)
#D3604A 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) | #7E7447 | 0.153 |
| Deuteranopia (no green cones) | #9A8D47 | 0.142 |
| Tritanopia (no blue cones) | #E74A5B | 0.060 |
| Achromatopsia (no color) | #838383 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D3604A
#D3604A
oklch(62.7% 0.15 32.5)
- #0099AF
#0099AF
oklch(62.7% 0.109 212.5)
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 #D3604A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terracotta #CA6641 ΔE 0.024
- Terracota #CB6843 ΔE 0.025
- Pale Red #D9544D ΔE 0.026
- Terra Cotta #C9643B ΔE 0.028
- Pastel Red #DB5856 ΔE 0.028
- Indian Red #CD5C5C ΔE 0.029
- Dark Coral #CF524E ΔE 0.033
- Adobe #BD6C48 ΔE 0.046
Use #D3604A 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.