#91303E
Closest named color: Auburn (#9B2226). oklch(45.6% 0.13 15.5), rgb(145, 48, 62).
Aa
White text reads best on this color (7.78:1).
About this color
#91303E is a medium-dark, moderately saturated red. In OKLCH its lightness is 46%, its chroma 0.130 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.035 away. White text reads best on it, at 7.78:1.
| Hue family | Reds |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.130) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.69:1 |
| White text | 7.78:1 |
Values
| HEX | #91303E |
| RGB | rgb(145, 48, 62) |
| HSL | hsl(351, 50%, 38%) |
| OKLCH | oklch(45.6% 0.13 15.5) |
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 #91303E | 7.78:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #91303E | 2.69:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #91303E text on white | 7.78:1 | AAA | Lc 86.2 | Fine for body text |
| #91303E text on black | 2.69:1 | Fails | Lc -15.9 | 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 800.
-
Step 50
50
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E4E5
oklch(93.5% 0.022 14.1)
-
Step 200
200
#F4CED0
oklch(88.4% 0.043 14.4)
-
Step 300
300
#EEADB0
oklch(80.9% 0.077 15.8)
-
Step 400
400
#E27F87
oklch(70.7% 0.122 15.5)
-
Step 500
500
#D75B6A
oklch(63.2% 0.156 15.4)
-
Step 600
600
#C23C51
oklch(55.6% 0.17 15.7)
-
Step 700
700
#A72D42
oklch(49.1% 0.157 15.6)
-
Step 800
800 (this color)
#91303E
oklch(45.6% 0.13 15.5)
-
Step 900
900
#6D262F
oklch(37.7% 0.101 15.8)
-
Step 950
950
#40171C
oklch(26.9% 0.064 15)
#91303E 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) | #48463E | 0.143 |
| Deuteranopia (no green cones) | #615A3C | 0.132 |
| Tritanopia (no blue cones) | #9F1D36 | 0.034 |
| Achromatopsia (no color) | #525252 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91303E
#91303E
oklch(45.6% 0.13 15.5)
- #006465
#006465
oklch(45.6% 0.078 196)
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 #91303E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.035
- Brown #A52A2A ΔE 0.046
- Red Brown #8B2E16 ΔE 0.049
- Cranberry #9E003A ΔE 0.050
- Brick #A03623 ΔE 0.051
- Berry #990F4B ΔE 0.053
- Brown Red #922B05 ΔE 0.055
- Rouge #AB1239 ΔE 0.056
Use #91303E 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.