#061633
Closest named color: Rich Black (#0D1B2A). oklch(20.6% 0.062 260.7), rgb(6, 22, 51).
Aa
White text reads best on this color (17.94:1).
About this color
#061633 is a very dark, muted blue. In OKLCH its lightness is 21%, its chroma 0.062 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.029 away. White text reads best on it, at 17.94:1.
| Hue family | Blues |
| Lightness | very dark (21%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.17:1 |
| White text | 17.94:1 |
Values
| HEX | #061633 |
| RGB | rgb(6, 22, 51) |
| HSL | hsl(219, 79%, 11%) |
| OKLCH | oklch(20.6% 0.062 260.7) |
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 #061633 | 17.94:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #061633 | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #061633 text on white | 17.94:1 | AAA | Lc 104.5 | Preferred for body text |
| #061633 text on black | 1.17:1 | 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
#CADAF5
oklch(88.5% 0.041 260.9)
-
Step 300
300
#A6C2F0
oklch(80.9% 0.072 260.3)
-
Step 400
400
#76A1E9
oklch(70.8% 0.116 260.3)
-
Step 500
500
#5387E3
oklch(63.1% 0.15 261)
-
Step 600
600
#376FD0
oklch(55.6% 0.161 260.6)
-
Step 700
700
#2A5CB5
oklch(49.1% 0.151 260.9)
-
Step 800
800
#234C92
oklch(42.7% 0.124 260.4)
-
Step 900
900
#224074
oklch(37.7% 0.096 260.6)
-
Step 950
950 (this color)
#061633
oklch(20.6% 0.062 260.7)
#061633 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) | #061934 | 0.010 |
| Deuteranopia (no green cones) | #001532 | 0.011 |
| Tritanopia (no blue cones) | #001D22 | 0.048 |
| Achromatopsia (no color) | #171717 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #061633
#061633
oklch(20.6% 0.062 260.7)
- #211500
#211500
oklch(20.6% 0.042 81.7)
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 #061633, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.029
- Navy Blue #001146 ΔE 0.041
- Rich Navy #001219 ΔE 0.056
- Dark Navy #000435 ΔE 0.058
- Night Blue #040348 ΔE 0.061
- Dark #1B2431 ΔE 0.062
- Oxford Blue #1B263B ΔE 0.066
- Very Dark Blue #000133 ΔE 0.069
Use #061633 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.