#061531
Closest named color: Rich Black (#0D1B2A). oklch(20.2% 0.06 261), rgb(6, 21, 49).
Aa
White text reads best on this color (18.11:1).
About this color
#061531 is a very dark, muted blue. In OKLCH its lightness is 20%, its chroma 0.060 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.030 away. White text reads best on it, at 18.11:1.
| Hue family | Blues |
| Lightness | very dark (20%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.15:1 |
| White text | 18.11:1 |
Values
| HEX | #061531 |
| RGB | rgb(6, 21, 49) |
| HSL | hsl(219, 78%, 11%) |
| OKLCH | oklch(20.2% 0.06 261) |
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 #061531 | 18.11:1 | AAA | Lc -106.8 | Preferred for body text |
| Black text on #061531 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #061531 text on white | 18.11:1 | AAA | Lc 104.7 | Preferred for body text |
| #061531 text on black | 1.15:1 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF8
oklch(93.5% 0.021 261.8)
-
Step 200
200
#CBDAF4
oklch(88.5% 0.039 261.5)
-
Step 300
300
#A7C2EF
oklch(81% 0.07 260.6)
-
Step 400
400
#78A1E7
oklch(70.8% 0.113 260.7)
-
Step 500
500
#5587E0
oklch(63% 0.145 261.1)
-
Step 600
600
#3A6FCE
oklch(55.6% 0.158 261)
-
Step 700
700
#2D5CB2
oklch(49% 0.146 261.3)
-
Step 800
800
#264C90
oklch(42.7% 0.121 261)
-
Step 900
900
#234073
oklch(37.7% 0.094 260.8)
-
Step 950
950 (this color)
#061531
oklch(20.2% 0.06 261)
#061531 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) | #061832 | 0.010 |
| Deuteranopia (no green cones) | #001430 | 0.011 |
| Tritanopia (no blue cones) | #001C20 | 0.048 |
| Achromatopsia (no color) | #161616 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #061531
#061531
oklch(20.2% 0.06 261)
- #201400
#201400
oklch(20.2% 0.042 81)
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 #061531, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.030
- Navy Blue #001146 ΔE 0.043
- Rich Navy #001219 ΔE 0.052
- Dark Navy #000435 ΔE 0.055
- Night Blue #040348 ΔE 0.062
- Dark #1B2431 ΔE 0.065
- Dark Navy Blue #00022E ΔE 0.066
- Very Dark Blue #000133 ΔE 0.066
Use #061531 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.