#11252F
Closest named color: Dark (#1B2431). oklch(25.3% 0.032 231.7), rgb(17, 37, 47).
Aa
White text reads best on this color (15.79:1).
About this color
#11252F is a dark, muted blue. In OKLCH its lightness is 25%, its chroma 0.032 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.015 away. White text reads best on it, at 15.79:1.
| Hue family | Blues |
| Lightness | dark (25%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Dark (#1B2431) |
| Black text | 1.32:1 |
| White text | 15.79:1 |
Values
| HEX | #11252F |
| RGB | rgb(17, 37, 47) |
| HSL | hsl(200, 47%, 13%) |
| OKLCH | oklch(25.3% 0.032 231.7) |
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 #11252F | 15.79:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #11252F | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #11252F text on white | 15.79:1 | AAA | Lc 102.7 | Preferred for body text |
| #11252F text on black | 1.32:1 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CCDCE5
oklch(88.5% 0.021 232.2)
-
Step 300
300
#A9C6D5
oklch(81% 0.038 230.3)
-
Step 400
400
#7AA8C0
oklch(70.7% 0.06 231.4)
-
Step 500
500
#5692B0
oklch(63.1% 0.077 231.5)
-
Step 600
600
#387C9C
oklch(55.6% 0.084 231.4)
-
Step 700
700
#2A6885
oklch(49% 0.078 231.8)
-
Step 800
800
#24556C
oklch(42.6% 0.065 231.4)
-
Step 900
900
#234658
oklch(37.6% 0.051 232.8)
-
Step 950
950 (this color)
#11252F
oklch(25.3% 0.032 231.7)
#11252F 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) | #202430 | 0.022 |
| Deuteranopia (no green cones) | #1C212F | 0.020 |
| Tritanopia (no blue cones) | #022828 | 0.025 |
| Achromatopsia (no color) | #232323 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #11252F
#11252F
oklch(25.3% 0.032 231.7)
- #2F1E14
#2F1E14
oklch(25.4% 0.032 51.3)
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 #11252F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.015
- Jet #212529 ΔE 0.025
- Oxford Blue #1B263B ΔE 0.028
- Rich Black #0D1B2A ΔE 0.037
- Space Cadet #2B2D42 ΔE 0.060
- Gunmetal #293241 ΔE 0.065
- Midnight Green #073B4C ΔE 0.081
- Rich Navy #001219 ΔE 0.084
Use #11252F 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.