#091A34
Closest named color: Rich Black (#0D1B2A). oklch(22% 0.056 258.7), rgb(9, 26, 52).
Aa
White text reads best on this color (17.37:1).
About this color
#091A34 is a very dark, muted blue. In OKLCH its lightness is 22%, its chroma 0.056 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.021 away. White text reads best on it, at 17.37:1.
| Hue family | Blues |
| Lightness | very dark (22%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.20:1 |
| White text | 17.37:1 |
Values
| HEX | #091A34 |
| RGB | rgb(9, 26, 52) |
| HSL | hsl(216, 70%, 12%) |
| OKLCH | oklch(22% 0.056 258.7) |
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 #091A34 | 17.37:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #091A34 | 1.20:1 | Fails | Lc 0.0 | Not readable |
| #091A34 text on white | 17.37:1 | AAA | Lc 104.1 | Preferred for body text |
| #091A34 text on black | 1.20:1 | 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
#E2EAF7
oklch(93.5% 0.02 260.2)
-
Step 200
200
#CBDAF2
oklch(88.5% 0.037 259.8)
-
Step 300
300
#A7C2EC
oklch(80.8% 0.067 259.1)
-
Step 400
400
#78A2E2
oklch(70.7% 0.105 258.6)
-
Step 500
500
#5489DA
oklch(63.1% 0.135 258.6)
-
Step 600
600
#3871C8
oklch(55.5% 0.148 258.7)
-
Step 700
700
#2B5EAD
oklch(49% 0.138 259)
-
Step 800
800
#254E8C
oklch(42.8% 0.113 258.6)
-
Step 900
900
#224170
oklch(37.7% 0.089 258.5)
-
Step 950
950 (this color)
#091A34
oklch(22% 0.056 258.7)
#091A34 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) | #0E1C35 | 0.010 |
| Deuteranopia (no green cones) | #071833 | 0.008 |
| Tritanopia (no blue cones) | #002024 | 0.044 |
| Achromatopsia (no color) | #1A1A1A | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #091A34
#091A34
oklch(22% 0.056 258.7)
- #261700
#261700
oklch(21.9% 0.046 77.1)
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 #091A34, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.021
- Dark #1B2431 ΔE 0.047
- Navy Blue #001146 ΔE 0.047
- Oxford Blue #1B263B ΔE 0.051
- Rich Navy #001219 ΔE 0.062
- Jet #212529 ΔE 0.063
- Night Blue #040348 ΔE 0.071
- Dark Navy #000435 ΔE 0.072
Use #091A34 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.