#031124
Closest named color: Rich Navy (#001219). oklch(17.7% 0.045 254.3), rgb(3, 17, 36).
Aa
White text reads best on this color (18.92:1).
About this color
#031124 is a very dark, muted blue. In OKLCH its lightness is 18%, its chroma 0.045 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.026 away. White text reads best on it, at 18.92:1.
| Hue family | Blues |
| Lightness | very dark (18%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.10:1 |
| White text | 18.92:1 |
Values
| HEX | #031124 |
| RGB | rgb(3, 17, 36) |
| HSL | hsl(215, 85%, 8%) |
| OKLCH | oklch(17.7% 0.045 254.3) |
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 #031124 | 18.92:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #031124 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #031124 text on white | 18.92:1 | AAA | Lc 105.3 | Preferred for body text |
| #031124 text on black | 1.10:1 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF4
oklch(93.7% 0.015 251.2)
-
Step 200
200
#CCDBED
oklch(88.6% 0.03 253)
-
Step 300
300
#AAC3E3
oklch(80.9% 0.053 254.7)
-
Step 400
400
#7CA4D5
oklch(70.8% 0.084 253.9)
-
Step 500
500
#598CCA
oklch(63.1% 0.109 254.1)
-
Step 600
600
#3E75B7
oklch(55.6% 0.119 254.3)
-
Step 700
700
#30629E
oklch(49.2% 0.111 254.4)
-
Step 800
800
#295080
oklch(42.7% 0.092 254.8)
-
Step 900
900
#254366
oklch(37.7% 0.07 253.4)
-
Step 950
950 (this color)
#031124
oklch(17.7% 0.045 254.3)
#031124 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) | #081225 | 0.010 |
| Deuteranopia (no green cones) | #040F24 | 0.007 |
| Tritanopia (no blue cones) | #001518 | 0.033 |
| Achromatopsia (no color) | #111111 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #031124
#031124
oklch(17.7% 0.045 254.3)
- #1A0E00
#1A0E00
oklch(17.6% 0.037 75.5)
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 #031124, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.026
- Rich Black #0D1B2A ΔE 0.042
- Almost Black #070D0D ΔE 0.047
- Dark Navy #000435 ΔE 0.054
- Dark Navy Blue #00022E ΔE 0.057
- Midnight #03012D ΔE 0.058
- Very Dark Blue #000133 ΔE 0.062
- Navy Blue #001146 ΔE 0.067
Use #031124 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.