#C16538
Closest named color: Terra Cotta (#C9643B). oklch(60.6% 0.132 45.2), rgb(193, 101, 56).
Aa
Black text reads best on this color (5.18:1).
About this color
#C16538 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 61%, its chroma 0.132 and its hue 45°. Its hue sits on the warm side of the wheel. The nearest named color is Terra Cotta (#C9643B), ΔE 0.015 away. Black text reads best on it, at 5.18:1.
| Hue family | Browns |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.132) |
| Temperature | warm |
| Nearest name | Terra Cotta (#C9643B) |
| Black text | 5.18:1 |
| White text | 4.04:1 |
Values
| HEX | #C16538 |
| RGB | rgb(193, 101, 56) |
| HSL | hsl(20, 55%, 49%) |
| OKLCH | oklch(60.6% 0.132 45.2) |
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 #C16538 | 4.04:1 | AA large text | Lc -72.8 | Content text, not long reading |
| Black text on #C16538 | 5.18:1 | AA | Lc 36.8 | Non-text elements, placeholder text |
| #C16538 text on white | 4.04:1 | AA large text | Lc 67.3 | Content text, not long reading |
| #C16538 text on black | 5.18:1 | AA | Lc -34.4 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E6E0
oklch(93.5% 0.018 43.2)
-
Step 200
200
#EED2C6
oklch(88.4% 0.035 44.6)
-
Step 300
300
#E5B49E
oklch(80.9% 0.065 45.4)
-
Step 400
400
#D68C69
oklch(70.8% 0.103 45.9)
-
Step 500
500 (this color)
#C16538
oklch(60.6% 0.132 45.2)
-
Step 600
600
#B5521C
oklch(55.6% 0.143 45.1)
-
Step 700
700
#9B420D
oklch(49.1% 0.133 45.3)
-
Step 800
800
#7E3710
oklch(42.7% 0.11 45.2)
-
Step 900
900
#663016
oklch(37.7% 0.086 44.5)
-
Step 950
950
#3C1D0E
oklch(27.1% 0.055 45.4)
#C16538 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) | #7E7233 | 0.120 |
| Deuteranopia (no green cones) | #958637 | 0.109 |
| Tritanopia (no blue cones) | #D3525B | 0.073 |
| Achromatopsia (no color) | #7E7E7E | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C16538
#C16538
oklch(60.6% 0.132 45.2)
- #008FB6
#008FB6
oklch(60.5% 0.115 225.7)
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 #C16538, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terra Cotta #C9643B ΔE 0.015
- Adobe #BD6C48 ΔE 0.019
- Terracotta #CA6641 ΔE 0.020
- Terracota #CB6843 ΔE 0.023
- Copper #B66325 ΔE 0.027
- Tiger's Eye #BC6C25 ΔE 0.028
- Clay #B66A50 ΔE 0.029
- Orange Brown #BE6400 ΔE 0.032
Use #C16538 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.