#091835
Closest named color: Rich Black (#0D1B2A). oklch(21.5% 0.061 262), rgb(9, 24, 53).
Aa
White text reads best on this color (17.59:1).
About this color
#091835 is a very dark, muted blue. In OKLCH its lightness is 22%, its chroma 0.061 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.027 away. White text reads best on it, at 17.59:1.
| Hue family | Blues |
| Lightness | very dark (22%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.19:1 |
| White text | 17.59:1 |
Values
| HEX | #091835 |
| RGB | rgb(9, 24, 53) |
| HSL | hsl(220, 71%, 12%) |
| OKLCH | oklch(21.5% 0.061 262) |
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 #091835 | 17.59:1 | AAA | Lc -106.5 | Preferred for body text |
| Black text on #091835 | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #091835 text on white | 17.59:1 | AAA | Lc 104.3 | Preferred for body text |
| #091835 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
#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
#A8C1F0
oklch(80.9% 0.072 262.9)
-
Step 400
400
#79A0E8
oklch(70.7% 0.115 262.1)
-
Step 500
500
#5787E1
oklch(63.2% 0.146 261.9)
-
Step 600
600
#3C6ECF
oklch(55.5% 0.16 262.1)
-
Step 700
700
#2F5CB3
oklch(49.2% 0.147 262)
-
Step 800
800
#274B91
oklch(42.6% 0.123 262.1)
-
Step 900
900
#244074
oklch(37.8% 0.095 261.6)
-
Step 950
950 (this color)
#091835
oklch(21.5% 0.061 262)
#091835 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) | #091B36 | 0.010 |
| Deuteranopia (no green cones) | #021734 | 0.011 |
| Tritanopia (no blue cones) | #001F23 | 0.050 |
| Achromatopsia (no color) | #191919 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #091835
#091835
oklch(21.5% 0.061 262)
- #241700
#241700
oklch(21.6% 0.045 81.1)
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 #091835, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.027
- Navy Blue #001146 ΔE 0.042
- Dark #1B2431 ΔE 0.054
- Oxford Blue #1B263B ΔE 0.057
- Rich Navy #001219 ΔE 0.062
- Night Blue #040348 ΔE 0.065
- Dark Navy #000435 ΔE 0.065
- Jet #212529 ΔE 0.070
Use #091835 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.