#D1634B
Closest named color: Terracota (#CB6843). oklch(62.8% 0.145 33.7), rgb(209, 99, 75).
Aa
Black text reads best on this color (5.59:1).
About this color
#D1634B is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.145 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Terracota (#CB6843), ΔE 0.019 away. Black text reads best on it, at 5.59:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.145) |
| Temperature | warm |
| Nearest name | Terracota (#CB6843) |
| Black text | 5.59:1 |
| White text | 3.75:1 |
Values
| HEX | #D1634B |
| RGB | rgb(209, 99, 75) |
| HSL | hsl(11, 59%, 56%) |
| OKLCH | oklch(62.8% 0.145 33.7) |
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 #D1634B | 3.75:1 | AA large text | Lc -70.0 | Content text, not long reading |
| Black text on #D1634B | 5.59:1 | AA | Lc 39.6 | Non-text elements, placeholder text |
| #D1634B text on white | 3.75:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #D1634B text on black | 5.59:1 | AA | Lc -37.2 | 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
#F7E5E1
oklch(93.5% 0.021 32.5)
-
Step 200
200
#F2D0C8
oklch(88.4% 0.04 33.4)
-
Step 300
300
#EAB1A3
oklch(80.9% 0.07 34.2)
-
Step 400
400
#DE8571
oklch(70.7% 0.114 33.5)
-
Step 500
500 (this color)
#D1634B
oklch(62.8% 0.145 33.7)
-
Step 600
600
#BD472E
oklch(55.5% 0.157 33.7)
-
Step 700
700
#A33821
oklch(49.2% 0.146 33.8)
-
Step 800
800
#842F1D
oklch(42.6% 0.121 33.7)
-
Step 900
900
#6B2B1D
oklch(37.7% 0.095 33.8)
-
Step 950
950
#3F1A12
oklch(27.1% 0.06 33.5)
#D1634B 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) | #7F7548 | 0.146 |
| Deuteranopia (no green cones) | #9B8D49 | 0.134 |
| Tritanopia (no blue cones) | #E44E5D | 0.060 |
| Achromatopsia (no color) | #848484 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D1634B
#D1634B
oklch(62.8% 0.145 33.7)
- #0099B1
#0099B1
oklch(62.8% 0.11 214)
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 #D1634B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terracota #CB6843 ΔE 0.019
- Terracotta #CA6641 ΔE 0.019
- Terra Cotta #C9643B ΔE 0.024
- Indian Red #CD5C5C ΔE 0.032
- Pale Red #D9544D ΔE 0.033
- Pastel Red #DB5856 ΔE 0.033
- Dark Coral #CF524E ΔE 0.038
- Adobe #BD6C48 ΔE 0.040
Use #D1634B 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.