#D4643F
Closest named color: Terracota (#CB6843). oklch(63.3% 0.151 38.6), rgb(212, 100, 63).
Aa
Black text reads best on this color (5.69:1).
About this color
#D4643F is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.151 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Terracota (#CB6843), ΔE 0.017 away. Black text reads best on it, at 5.69:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.151) |
| Temperature | warm |
| Nearest name | Terracota (#CB6843) |
| Black text | 5.69:1 |
| White text | 3.68:1 |
Values
| HEX | #D4643F |
| RGB | rgb(212, 100, 63) |
| HSL | hsl(15, 63%, 54%) |
| OKLCH | oklch(63.3% 0.151 38.6) |
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 #D4643F | 3.68:1 | AA large text | Lc -69.4 | Content text, not long reading |
| Black text on #D4643F | 5.69:1 | AA | Lc 40.2 | Non-text elements, placeholder text |
| #D4643F text on white | 3.68:1 | AA large text | Lc 63.9 | Content text, not long reading |
| #D4643F text on black | 5.69:1 | AA | Lc -37.8 | 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
#F7E5E0
oklch(93.5% 0.021 36)
-
Step 200
200
#F2D1C6
oklch(88.5% 0.04 39.3)
-
Step 300
300
#EBB19E
oklch(80.9% 0.073 38.9)
-
Step 400
400
#DF8569
oklch(70.6% 0.118 38)
-
Step 500
500 (this color)
#D4643F
oklch(63.3% 0.151 38.6)
-
Step 600
600
#BF471A
oklch(55.6% 0.164 38.8)
-
Step 700
700
#A4370A
oklch(49% 0.152 38.7)
-
Step 800
800
#852F0F
oklch(42.7% 0.125 38.7)
-
Step 900
900
#6B2B15
oklch(37.6% 0.098 38.8)
-
Step 950
950
#3F1A0E
oklch(27% 0.062 38.5)
#D4643F 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) | #82763B | 0.147 |
| Deuteranopia (no green cones) | #9E8E3C | 0.134 |
| Tritanopia (no blue cones) | #E84D5C | 0.070 |
| Achromatopsia (no color) | #858585 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D4643F
#D4643F
oklch(63.3% 0.151 38.6)
- #009AB8
#009AB8
oklch(63.4% 0.114 218.2)
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 #D4643F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terracota #CB6843 ΔE 0.017
- Terracotta #CA6641 ΔE 0.018
- Terra Cotta #C9643B ΔE 0.021
- Chocolate #D2691E ΔE 0.031
- Rusty Orange #CD5909 ΔE 0.040
- Pale Red #D9544D ΔE 0.041
- Adobe #BD6C48 ΔE 0.042
- Pastel Red #DB5856 ΔE 0.043
Use #D4643F 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.