#1B0601
Closest named color: Very Dark Brown (#1D0200). oklch(15.8% 0.042 42.8), rgb(27, 6, 1).
Aa
White text reads best on this color (19.56:1).
About this color
#1B0601 is a very dark, muted brown. In OKLCH its lightness is 16%, its chroma 0.042 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.016 away. White text reads best on it, at 19.56:1.
| Hue family | Browns |
| Lightness | very dark (16%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.07:1 |
| White text | 19.56:1 |
Values
| HEX | #1B0601 |
| RGB | rgb(27, 6, 1) |
| HSL | hsl(12, 93%, 5%) |
| OKLCH | oklch(15.8% 0.042 42.8) |
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 #1B0601 | 19.56:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #1B0601 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #1B0601 text on white | 19.56:1 | AAA | Lc 105.6 | Preferred for body text |
| #1B0601 text on black | 1.07:1 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E2
oklch(93.6% 0.015 44.2)
-
Step 200
200
#EAD4CB
oklch(88.6% 0.028 43.6)
-
Step 300
300
#DEB7A8
oklch(81% 0.05 42.1)
-
Step 400
400
#CC9179
oklch(70.8% 0.08 43)
-
Step 500
500
#BD7456
oklch(63.1% 0.102 42.9)
-
Step 600
600
#A85B3B
oklch(55.5% 0.111 42.7)
-
Step 700
700
#904B2E
oklch(49.1% 0.102 42.7)
-
Step 800
800
#753E27
oklch(42.8% 0.085 42.8)
-
Step 900
900
#5F3524
oklch(37.7% 0.067 42.5)
-
Step 950
950 (this color)
#1B0601
oklch(15.8% 0.042 42.8)
#1B0601 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) | #0C0901 | 0.038 |
| Deuteranopia (no green cones) | #110E01 | 0.036 |
| Tritanopia (no blue cones) | #1F0305 | 0.022 |
| Achromatopsia (no color) | #0C0C0C | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B0601
#1B0601
oklch(15.8% 0.042 42.8)
- #000F16
#000F16
oklch(15.7% 0.03 225)
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 #1B0601, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.016
- Almost Black #070D0D ΔE 0.051
- Rich Navy #001219 ΔE 0.074
- Dark Maroon #3C0008 ΔE 0.086
- Rich Black #0D1B2A ΔE 0.096
- Deep Brown #410200 ΔE 0.096
- Dark Brown #341C02 ΔE 0.098
- Very Dark Purple #2A0134 ΔE 0.115
Use #1B0601 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.