#131900
Closest named color: Almost Black (#070D0D). oklch(20% 0.048 120.9), rgb(19, 25, 0).
Aa
White text reads best on this color (17.99:1).
About this color
#131900 is a very dark, muted brown. In OKLCH its lightness is 20%, its chroma 0.048 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.066 away. White text reads best on it, at 17.99:1.
| Hue family | Browns |
| Lightness | very dark (20%) |
| Chroma | muted (0.048) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.16:1 |
| White text | 17.99:1 |
Values
| HEX | #131900 |
| RGB | rgb(19, 25, 0) |
| HSL | hsl(74, 100%, 5%) |
| OKLCH | oklch(20% 0.048 120.9) |
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 #131900 | 17.99:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #131900 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #131900 text on white | 17.99:1 | AAA | Lc 104.7 | Preferred for body text |
| #131900 text on black | 1.16:1 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E8ECE0
oklch(93.7% 0.017 121.8)
-
Step 200
200
#D6DDC6
oklch(88.6% 0.032 120.8)
-
Step 300
300
#BBC79E
oklch(81% 0.057 120.9)
-
Step 400
400
#98A968
oklch(70.6% 0.09 120.7)
-
Step 500
500
#7F943C
oklch(63.1% 0.117 121.1)
-
Step 600
600
#697E14
oklch(55.7% 0.126 121)
-
Step 700
700
#576A01
oklch(49.1% 0.118 121.2)
-
Step 800
800
#48560A
oklch(42.6% 0.096 120.3)
-
Step 900
900
#3C4713
oklch(37.6% 0.075 120.4)
-
Step 950
950 (this color)
#131900
oklch(20% 0.048 120.9)
#131900 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) | #1B1700 | 0.017 |
| Deuteranopia (no green cones) | #1B1701 | 0.018 |
| Tritanopia (no blue cones) | #151714 | 0.042 |
| Achromatopsia (no color) | #171717 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #131900
#131900
oklch(20% 0.048 120.9)
- #1A1028
#1A1028
oklch(20% 0.048 301.4)
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 #131900, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.066
- Rich Navy #001219 ΔE 0.070
- Dark Brown #341C02 ΔE 0.072
- Dark Forest Green #002D04 ΔE 0.073
- Very Dark Green #062E03 ΔE 0.076
- Rich Black #0D1B2A ΔE 0.078
- Jet #212529 ΔE 0.082
- Very Dark Brown #1D0200 ΔE 0.085
Use #131900 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.