#57583F
Closest named color: Olive Brown (#645403). oklch(45.2% 0.039 109.8), rgb(87, 88, 63).
Aa
White text reads best on this color (7.30:1).
About this color
#57583F is a medium-dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.039 and its hue 110°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.054 away. White text reads best on it, at 7.30:1.
| Hue family | Browns |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.039) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.87:1 |
| White text | 7.30:1 |
Values
| HEX | #57583F |
| RGB | rgb(87, 88, 63) |
| HSL | hsl(62, 17%, 30%) |
| OKLCH | oklch(45.2% 0.039 109.8) |
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 #57583F | 7.30:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #57583F | 2.87:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #57583F text on white | 7.30:1 | AAA | Lc 85.4 | Fine for body text |
| #57583F text on black | 2.87:1 | Fails | Lc -16.6 | 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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#EAEAE5
oklch(93.6% 0.007 106.5)
-
Step 200
200
#D9DAD1
oklch(88.5% 0.012 111.8)
-
Step 300
300
#C1C2B2
oklch(80.9% 0.022 109.8)
-
Step 400
400
#A2A389
oklch(70.8% 0.037 109.1)
-
Step 500
500
#8B8C6C
oklch(63.1% 0.046 109.1)
-
Step 600
600
#757654
oklch(55.6% 0.05 109.3)
-
Step 700
700
#626344
oklch(49% 0.047 109.6)
-
Step 800
800 (this color)
#57583F
oklch(45.2% 0.039 109.8)
-
Step 900
900
#424331
oklch(37.6% 0.029 110.4)
-
Step 950
950
#27271D
oklch(26.9% 0.018 107.5)
#57583F 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) | #5C563D | 0.009 |
| Deuteranopia (no green cones) | #5C5740 | 0.009 |
| Tritanopia (no blue cones) | #5A5551 | 0.033 |
| Achromatopsia (no color) | #565656 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57583F
#57583F
oklch(45.2% 0.039 109.8)
- #55536A
#55536A
oklch(45.3% 0.037 288.8)
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 #57583F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.054
- Army Green #4B5D16 ΔE 0.060
- Green Brown #544E03 ΔE 0.060
- Camo Green #526525 ΔE 0.061
- Mud Brown #60460F ΔE 0.062
- Pine #2B5D34 ΔE 0.064
- Mud #735C12 ΔE 0.066
- Dark Green Blue #1F6357 ΔE 0.067
Use #57583F 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.