#1F2102
Closest named color: Dark Brown (#341C02). oklch(23.8% 0.05 113.1), rgb(31, 33, 2).
Aa
White text reads best on this color (16.44:1).
About this color
#1F2102 is a very dark, muted brown. In OKLCH its lightness is 24%, its chroma 0.050 and its hue 113°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.046 away. White text reads best on it, at 16.44:1.
| Hue family | Browns |
| Lightness | very dark (24%) |
| Chroma | muted (0.050) |
| Temperature | in between |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.27:1 |
| White text | 16.44:1 |
Values
| HEX | #1F2102 |
| RGB | rgb(31, 33, 2) |
| HSL | hsl(64, 89%, 7%) |
| OKLCH | oklch(23.8% 0.05 113.1) |
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 #1F2102 | 16.44:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #1F2102 | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #1F2102 text on white | 16.44:1 | AAA | Lc 103.3 | Preferred for body text |
| #1F2102 text on black | 1.27:1 | 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
#F5F6F0
oklch(97.1% 0.008 114.2)
-
Step 100
100
#E9EBDF
oklch(93.5% 0.016 114.4)
-
Step 200
200
#D9DCC3
oklch(88.5% 0.034 112.6)
-
Step 300
300
#C0C59A
oklch(80.8% 0.058 113.1)
-
Step 400
400
#A1A760
oklch(70.7% 0.094 112.7)
-
Step 500
500
#8A912E
oklch(63.2% 0.121 113.3)
-
Step 600
600
#747A00
oklch(55.6% 0.124 113.2)
-
Step 700
700
#626700
oklch(49.3% 0.11 113.1)
-
Step 800
800
#505400
oklch(42.8% 0.095 112.9)
-
Step 900
900
#424608
oklch(37.8% 0.079 113.5)
-
Step 950
950 (this color)
#1F2102
oklch(23.8% 0.05 113.1)
#1F2102 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) | #241F00 | 0.011 |
| Deuteranopia (no green cones) | #242004 | 0.011 |
| Tritanopia (no blue cones) | #221E1B | 0.045 |
| Achromatopsia (no color) | #1F1F1F | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F2102
#1F2102
oklch(23.8% 0.05 113.1)
- #201A34
#201A34
oklch(23.9% 0.049 292.9)
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 #1F2102, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.046
- Dark Forest Green #002D04 ΔE 0.052
- Very Dark Green #062E03 ΔE 0.052
- Jet #212529 ΔE 0.062
- Chocolate Brown #411900 ΔE 0.074
- Pakistan Green #283618 ΔE 0.075
- Dark #1B2431 ΔE 0.077
- Rich Black #0D1B2A ΔE 0.082
Use #1F2102 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.