#091530
Closest named color: Rich Black (#0D1B2A). oklch(20.3% 0.056 264), rgb(9, 21, 48).
Aa
White text reads best on this color (18.07:1).
About this color
#091530 is a very dark, muted blue. In OKLCH its lightness is 20%, its chroma 0.056 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.028 away. White text reads best on it, at 18.07:1.
| Hue family | Blues |
| Lightness | very dark (20%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.16:1 |
| White text | 18.07:1 |
Values
| HEX | #091530 |
| RGB | rgb(9, 21, 48) |
| HSL | hsl(222, 68%, 11%) |
| OKLCH | oklch(20.3% 0.056 264) |
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 #091530 | 18.07:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #091530 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #091530 text on white | 18.07:1 | AAA | Lc 104.7 | Preferred for body text |
| #091530 text on black | 1.16:1 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200
#CDDAF3
oklch(88.6% 0.037 263.6)
-
Step 300
300
#ABC1ED
oklch(80.9% 0.067 264.1)
-
Step 400
400
#7EA0E4
oklch(70.8% 0.107 263.5)
-
Step 500
500
#5E86DC
oklch(63% 0.137 264)
-
Step 600
600
#456EC9
oklch(55.5% 0.148 264)
-
Step 700
700
#375CAE
oklch(49.2% 0.138 263.8)
-
Step 800
800
#2E4B8D
oklch(42.6% 0.115 264.3)
-
Step 900
900
#293F71
oklch(37.7% 0.09 264.6)
-
Step 950
950 (this color)
#091530
oklch(20.3% 0.056 264)
#091530 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) | #071831 | 0.010 |
| Deuteranopia (no green cones) | #02142F | 0.012 |
| Tritanopia (no blue cones) | #001B20 | 0.045 |
| Achromatopsia (no color) | #161616 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #091530
#091530
oklch(20.3% 0.056 264)
- #1F1500
#1F1500
oklch(20.3% 0.042 86.2)
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 #091530, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.028
- Navy Blue #001146 ΔE 0.046
- Rich Navy #001219 ΔE 0.051
- Dark Navy #000435 ΔE 0.058
- Dark #1B2431 ΔE 0.062
- Night Blue #040348 ΔE 0.065
- Oxford Blue #1B263B ΔE 0.068
- Dark Navy Blue #00022E ΔE 0.068
Use #091530 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.