#03130C
Closest named color: Almost Black (#070D0D). oklch(16.9% 0.028 165), rgb(3, 19, 12).
Aa
White text reads best on this color (19.05:1).
About this color
#03130C is a very dark close to neutral grey. In OKLCH its lightness is 17%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.026 away. White text reads best on it, at 19.05:1.
| Hue family | Neutrals |
| Lightness | very dark (17%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.10:1 |
| White text | 19.05:1 |
Values
| HEX | #03130C |
| RGB | rgb(3, 19, 12) |
| HSL | hsl(154, 73%, 4%) |
| OKLCH | oklch(16.9% 0.028 165) |
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 #03130C | 19.05:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #03130C | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #03130C text on white | 19.05:1 | AAA | Lc 105.4 | Preferred for body text |
| #03130C text on black | 1.10:1 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CEDDD6
oklch(88.4% 0.019 166.3)
-
Step 300
300
#ADC8BB
oklch(80.9% 0.034 164.9)
-
Step 400
400
#81AC98
oklch(70.7% 0.055 164.7)
-
Step 500
500
#60977F
oklch(63.1% 0.069 165)
-
Step 600
600
#458168
oklch(55.5% 0.075 164.9)
-
Step 700
700
#366D57
oklch(49% 0.069 165.5)
-
Step 800
800
#2E5947
oklch(42.7% 0.057 164.8)
-
Step 900
900
#29493C
oklch(37.6% 0.044 166.2)
-
Step 950
950 (this color)
#03130C
oklch(16.9% 0.028 165)
#03130C 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) | #12110C | 0.027 |
| Deuteranopia (no green cones) | #100F0C | 0.027 |
| Tritanopia (no blue cones) | #001311 | 0.011 |
| Achromatopsia (no color) | #101010 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03130C
#03130C
oklch(16.9% 0.028 165)
- #180A12
#180A12
oklch(16.9% 0.028 345.3)
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 #03130C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.026
- Rich Navy #001219 ΔE 0.029
- Rich Black #0D1B2A ΔE 0.066
- Very Dark Brown #1D0200 ΔE 0.078
- Jet #212529 ΔE 0.098
- Dark #1B2431 ΔE 0.098
- Dark Navy Blue #00022E ΔE 0.102
- Midnight #03012D ΔE 0.103
Use #03130C 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.