#221708
Closest named color: Dark Brown (#341C02). oklch(21.5% 0.031 73.6), rgb(34, 23, 8).
Aa
White text reads best on this color (17.58:1).
About this color
#221708 is a very dark, muted brown. In OKLCH its lightness is 21%, its chroma 0.031 and its hue 74°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.046 away. White text reads best on it, at 17.58:1.
| Hue family | Browns |
| Lightness | very dark (21%) |
| Chroma | muted (0.031) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.19:1 |
| White text | 17.58:1 |
Values
| HEX | #221708 |
| RGB | rgb(34, 23, 8) |
| HSL | hsl(35, 62%, 8%) |
| OKLCH | oklch(21.5% 0.031 73.6) |
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 #221708 | 17.58:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #221708 | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #221708 text on white | 17.58:1 | AAA | Lc 104.4 | Preferred for body text |
| #221708 text on black | 1.19:1 | Fails | Lc 0.0 | Not readable |
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 950.
-
Step 50
50
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EEE9E2
oklch(93.6% 0.011 76.6)
-
Step 200
200
#E2D7CB
oklch(88.5% 0.02 70)
-
Step 300
300
#CFBEA7
oklch(81% 0.037 75.5)
-
Step 400
400
#B79B78
oklch(70.6% 0.059 72.9)
-
Step 500
500
#A58354
oklch(63.1% 0.076 74.7)
-
Step 600
600
#906C39
oklch(55.7% 0.082 74.3)
-
Step 700
700
#7B5A2B
oklch(49.2% 0.077 74)
-
Step 800
800
#644925
oklch(42.6% 0.063 72.6)
-
Step 900
900
#513D23
oklch(37.5% 0.049 72.7)
-
Step 950
950 (this color)
#221708
oklch(21.5% 0.031 73.6)
#221708 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) | #1B1707 | 0.015 |
| Deuteranopia (no green cones) | #1E1A08 | 0.013 |
| Tritanopia (no blue cones) | #261413 | 0.026 |
| Achromatopsia (no color) | #191919 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #221708
#221708
oklch(21.5% 0.031 73.6)
- #0F1A27
#0F1A27
oklch(21.4% 0.03 253.2)
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 #221708, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.046
- Jet #212529 ΔE 0.063
- Rich Black #0D1B2A ΔE 0.067
- Chocolate Brown #411900 ΔE 0.071
- Almost Black #070D0D ΔE 0.073
- Very Dark Brown #1D0200 ΔE 0.073
- Dark #1B2431 ΔE 0.073
- Rich Navy #001219 ΔE 0.076
Use #221708 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.