#061931
Closest named color: Rich Black (#0D1B2A). oklch(21.3% 0.054 255.2), rgb(6, 25, 49).
Aa
White text reads best on this color (17.63:1).
About this color
#061931 is a very dark, muted blue. In OKLCH its lightness is 21%, its chroma 0.054 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.019 away. White text reads best on it, at 17.63:1.
| Hue family | Blues |
| Lightness | very dark (21%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.19:1 |
| White text | 17.63:1 |
Values
| HEX | #061931 |
| RGB | rgb(6, 25, 49) |
| HSL | hsl(213, 78%, 11%) |
| OKLCH | oklch(21.3% 0.054 255.2) |
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 #061931 | 17.63:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #061931 | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #061931 text on white | 17.63:1 | AAA | Lc 104.3 | Preferred for body text |
| #061931 text on black | 1.19:1 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E2EBF6
oklch(93.7% 0.018 253.3)
-
Step 200
200
#CADBF1
oklch(88.6% 0.035 254.9)
-
Step 300
300
#A5C3EA
oklch(80.8% 0.064 255.1)
-
Step 400
400
#75A3DF
oklch(70.6% 0.102 255.4)
-
Step 500
500
#4F8BD7
oklch(63.1% 0.131 255.2)
-
Step 600
600
#3274C4
oklch(55.7% 0.141 255)
-
Step 700
700
#2461A9
oklch(49.2% 0.131 254.9)
-
Step 800
800
#204F89
oklch(42.7% 0.109 255.4)
-
Step 900
900
#1F426E
oklch(37.7% 0.086 255.3)
-
Step 950
950 (this color)
#061931
oklch(21.3% 0.054 255.2)
#061931 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) | #0E1B32 | 0.013 |
| Deuteranopia (no green cones) | #071731 | 0.007 |
| Tritanopia (no blue cones) | #001F22 | 0.042 |
| Achromatopsia (no color) | #191919 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #061931
#061931
oklch(21.3% 0.054 255.2)
- #251500
#251500
oklch(21.2% 0.045 73.6)
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 #061931, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.019
- Navy Blue #001146 ΔE 0.049
- Dark #1B2431 ΔE 0.052
- Rich Navy #001219 ΔE 0.054
- Oxford Blue #1B263B ΔE 0.058
- Jet #212529 ΔE 0.066
- Dark Navy #000435 ΔE 0.068
- Night Blue #040348 ΔE 0.072
Use #061931 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.