#211F03
Closest named color: Dark Brown (#341C02). oklch(23.4% 0.045 105.5), rgb(33, 31, 3).
Aa
White text reads best on this color (16.64:1).
About this color
#211F03 is a very dark, muted brown. In OKLCH its lightness is 23%, its chroma 0.045 and its hue 106°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.041 away. White text reads best on it, at 16.64:1.
| Hue family | Browns |
| Lightness | very dark (23%) |
| Chroma | muted (0.045) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.26:1 |
| White text | 16.64:1 |
Values
| HEX | #211F03 |
| RGB | rgb(33, 31, 3) |
| HSL | hsl(56, 83%, 7%) |
| OKLCH | oklch(23.4% 0.045 105.5) |
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 #211F03 | 16.64:1 | AAA | Lc -106.0 | Preferred for body text |
| Black text on #211F03 | 1.26:1 | Fails | Lc 0.0 | Not readable |
| #211F03 text on white | 16.64:1 | AAA | Lc 103.5 | Preferred for body text |
| #211F03 text on black | 1.26:1 | 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
#F6F6F0
oklch(97.1% 0.008 106.5)
-
Step 100
100
#EBEBDF
oklch(93.7% 0.016 106.7)
-
Step 200
200
#DBDBC5
oklch(88.6% 0.029 107)
-
Step 300
300
#C5C39C
oklch(80.9% 0.053 105.1)
-
Step 400
400
#A8A464
oklch(70.7% 0.085 105.3)
-
Step 500
500
#938D35
oklch(63.1% 0.109 105.4)
-
Step 600
600
#7D7700
oklch(55.7% 0.119 106.2)
-
Step 700
700
#696300
oklch(49% 0.104 105.5)
-
Step 800
800
#565100
oklch(42.6% 0.091 105.5)
-
Step 900
900
#47430E
oklch(37.6% 0.071 105)
-
Step 950
950 (this color)
#211F03
oklch(23.4% 0.045 105.5)
#211F03 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) | #231D01 | 0.007 |
| Deuteranopia (no green cones) | #231F04 | 0.005 |
| Tritanopia (no blue cones) | #241C19 | 0.041 |
| Achromatopsia (no color) | #1E1E1E | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #211F03
#211F03
oklch(23.4% 0.045 105.5)
- #1C1A32
#1C1A32
oklch(23.3% 0.046 286.1)
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 #211F03, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.041
- Jet #212529 ΔE 0.060
- Dark Forest Green #002D04 ΔE 0.060
- Very Dark Green #062E03 ΔE 0.061
- Chocolate Brown #411900 ΔE 0.070
- Dark #1B2431 ΔE 0.075
- Rich Black #0D1B2A ΔE 0.079
- Pakistan Green #283618 ΔE 0.080
Use #211F03 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.