#973B13
Closest named color: Russet (#A13905). oklch(47.4% 0.133 40.9), rgb(151, 59, 19).
Aa
White text reads best on this color (7.11:1).
About this color
#973B13 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 47%, its chroma 0.133 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Russet (#A13905), ΔE 0.020 away. White text reads best on it, at 7.11:1.
| Hue family | Browns |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Russet (#A13905) |
| Black text | 2.95:1 |
| White text | 7.11:1 |
Values
| HEX | #973B13 |
| RGB | rgb(151, 59, 19) |
| HSL | hsl(18, 78%, 33%) |
| OKLCH | oklch(47.4% 0.133 40.9) |
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 #973B13 | 7.11:1 | AAA | Lc -88.9 | Fine for body text |
| Black text on #973B13 | 2.95:1 | Fails | Lc 20.1 | Dividers and decoration only |
| #973B13 text on white | 7.11:1 | AAA | Lc 83.9 | Fine for body text |
| #973B13 text on black | 2.95:1 | Fails | Lc -18.1 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E0
oklch(93.6% 0.019 41.8)
-
Step 200
200
#EFD2C7
oklch(88.5% 0.036 41.9)
-
Step 300
300
#E6B3A1
oklch(80.8% 0.065 40.3)
-
Step 400
400
#D78A6E
oklch(70.6% 0.103 40.7)
-
Step 500
500
#CB6B47
oklch(63.2% 0.132 40.8)
-
Step 600
600
#B65027
oklch(55.6% 0.143 40.9)
-
Step 700
700 (this color)
#973B13
oklch(47.4% 0.133 40.9)
-
Step 800
800
#7F3618
oklch(42.8% 0.11 41.2)
-
Step 900
900
#672F1A
oklch(37.7% 0.087 40.5)
-
Step 950
950
#3C1C10
oklch(26.9% 0.054 40.9)
#973B13 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) | #554B0C | 0.131 |
| Deuteranopia (no green cones) | #6C600E | 0.118 |
| Tritanopia (no blue cones) | #A72433 | 0.062 |
| Achromatopsia (no color) | #585858 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #973B13
#973B13
oklch(47.4% 0.133 40.9)
- #00677E
#00677E
oklch(47.5% 0.087 220.2)
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 #973B13, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Russet #A13905 ΔE 0.020
- Brick #A03623 ΔE 0.025
- Saddle Brown #8B4513 ΔE 0.030
- Burnt Umber #A0450E ΔE 0.031
- Brown Red #922B05 ΔE 0.033
- Rust Brown #8B3103 ΔE 0.035
- Burnt Red #9F2305 ΔE 0.039
- Red Brown #8B2E16 ΔE 0.040
Use #973B13 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.