#B3382D
Closest named color: Rusty Red (#AF2F0D). oklch(52% 0.161 28.9), rgb(179, 56, 45).
Aa
White text reads best on this color (5.96:1).
About this color
#B3382D is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.161 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Red (#AF2F0D), ΔE 0.027 away. White text reads best on it, at 5.96:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.161) |
| Temperature | warm |
| Nearest name | Rusty Red (#AF2F0D) |
| Black text | 3.52:1 |
| White text | 5.96:1 |
Values
| HEX | #B3382D |
| RGB | rgb(179, 56, 45) |
| HSL | hsl(5, 60%, 44%) |
| OKLCH | oklch(52% 0.161 28.9) |
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 #B3382D | 5.96:1 | AA | Lc -84.0 | Fine for body text |
| Black text on #B3382D | 3.52:1 | AA large text | Lc 25.3 | Dividers and decoration only |
| #B3382D text on white | 5.96:1 | AA | Lc 78.8 | Fine for body text |
| #B3382D text on black | 3.52:1 | AA large text | Lc -23.0 | Dividers and decoration only |
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 700.
-
Step 50
50
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F9E5E1
oklch(93.7% 0.023 31.1)
-
Step 200
200
#F5CFC9
oklch(88.5% 0.044 28.5)
-
Step 300
300
#EFAEA4
oklch(80.9% 0.078 28.7)
-
Step 400
400
#E48173
oklch(70.8% 0.125 29.1)
-
Step 500
500
#D95C4E
oklch(63.1% 0.16 28.8)
-
Step 600
600
#C43E32
oklch(55.6% 0.172 28.9)
-
Step 700
700 (this color)
#B3382D
oklch(52% 0.161 28.9)
-
Step 800
800
#892820
oklch(42.7% 0.133 28.6)
-
Step 900
900
#6E271F
oklch(37.7% 0.103 29.2)
-
Step 950
950
#411813
oklch(27.1% 0.065 29.1)
#B3382D 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) | #5B522B | 0.170 |
| Deuteranopia (no green cones) | #7A6D29 | 0.155 |
| Tritanopia (no blue cones) | #C51036 | 0.053 |
| Achromatopsia (no color) | #636363 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3382D
#B3382D
oklch(52% 0.161 28.9)
- #007785
#007785
oklch(52.1% 0.09 209.1)
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 #B3382D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Red #AF2F0D ΔE 0.027
- Dull Red #BB3F3F ΔE 0.028
- Firebrick #B22222 ΔE 0.031
- Sinopia #BB3E03 ΔE 0.036
- Rufous #AE2012 ΔE 0.038
- Rust Red #AA2704 ΔE 0.040
- Brown #A52A2A ΔE 0.041
- Brick #A03623 ΔE 0.041
Use #B3382D 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.