#111233
Closest named color: Rich Black (#0D1B2A). oklch(20.4% 0.064 277.8), rgb(17, 18, 51).
Aa
White text reads best on this color (18.13:1).
About this color
#111233 is a very dark, muted blue. In OKLCH its lightness is 20%, its chroma 0.064 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.038 away. White text reads best on it, at 18.13:1.
| Hue family | Blues |
| Lightness | very dark (20%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.15:1 |
| White text | 18.13:1 |
Values
| HEX | #111233 |
| RGB | rgb(17, 18, 51) |
| HSL | hsl(238, 50%, 13%) |
| OKLCH | oklch(20.4% 0.064 277.8) |
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 #111233 | 18.13:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #111233 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #111233 text on white | 18.13:1 | AAA | Lc 104.7 | Preferred for body text |
| #111233 text on black | 1.15:1 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D2D7F5
oklch(88.5% 0.042 278)
-
Step 300
300
#B4BDF2
oklch(81% 0.076 277.1)
-
Step 400
400
#8F98EB
oklch(70.6% 0.121 278.1)
-
Step 500
500
#757DE5
oklch(63.2% 0.154 277.7)
-
Step 600
600
#5F63D3
oklch(55.5% 0.169 277.8)
-
Step 700
700
#4F52B6
oklch(49.1% 0.155 277.8)
-
Step 800
800
#404394
oklch(42.6% 0.13 277.7)
-
Step 900
900
#363A76
oklch(37.8% 0.101 277.5)
-
Step 950
950 (this color)
#111233
oklch(20.4% 0.064 277.8)
#111233 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) | #011734 | 0.026 |
| Deuteranopia (no green cones) | #001432 | 0.026 |
| Tritanopia (no blue cones) | #021A20 | 0.056 |
| Achromatopsia (no color) | #161616 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #111233
#111233
oklch(20.4% 0.064 277.8)
- #1C1700
#1C1700
oklch(20.4% 0.042 98.7)
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 #111233, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.038
- Navy Blue #001146 ΔE 0.044
- Dark Navy #000435 ΔE 0.057
- Night Blue #040348 ΔE 0.059
- Midnight Purple #280137 ΔE 0.062
- Rich Navy #001219 ΔE 0.063
- Very Dark Purple #2A0134 ΔE 0.066
- Dark #1B2431 ΔE 0.067
Use #111233 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.