#051124
Closest named color: Rich Navy (#001219). oklch(17.8% 0.043 257.9), rgb(5, 17, 36).
Aa
White text reads best on this color (18.88:1).
About this color
#051124 is a very dark, muted blue. In OKLCH its lightness is 18%, its chroma 0.043 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.027 away. White text reads best on it, at 18.88:1.
| Hue family | Blues |
| Lightness | very dark (18%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.11:1 |
| White text | 18.88:1 |
Values
| HEX | #051124 |
| RGB | rgb(5, 17, 36) |
| HSL | hsl(217, 76%, 8%) |
| OKLCH | oklch(17.8% 0.043 257.9) |
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 #051124 | 18.88:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #051124 | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #051124 text on white | 18.88:1 | AAA | Lc 105.3 | Preferred for body text |
| #051124 text on black | 1.11:1 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF4
oklch(93.5% 0.015 260.7)
-
Step 200
200
#CEDAEC
oklch(88.5% 0.028 258.4)
-
Step 300
300
#ACC2E2
oklch(80.8% 0.051 257.7)
-
Step 400
400
#81A2D4
oklch(70.7% 0.082 258.5)
-
Step 500
500
#608BC9
oklch(63.2% 0.105 257.5)
-
Step 600
600
#4774B5
oklch(55.7% 0.113 257.6)
-
Step 700
700
#38619C
oklch(49.2% 0.106 257.6)
-
Step 800
800
#2F4F7F
oklch(42.7% 0.089 258.3)
-
Step 900
900
#2A4266
oklch(37.7% 0.069 258.3)
-
Step 950
950 (this color)
#051124
oklch(17.8% 0.043 257.9)
#051124 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) | #081325 | 0.010 |
| Deuteranopia (no green cones) | #041024 | 0.004 |
| Tritanopia (no blue cones) | #001518 | 0.034 |
| Achromatopsia (no color) | #111111 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #051124
#051124
oklch(17.8% 0.043 257.9)
- #1A0F00
#1A0F00
oklch(17.9% 0.037 79)
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 #051124, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.027
- Rich Black #0D1B2A ΔE 0.040
- Almost Black #070D0D ΔE 0.047
- Dark Navy #000435 ΔE 0.056
- Dark Navy Blue #00022E ΔE 0.059
- Midnight #03012D ΔE 0.059
- Very Dark Blue #000133 ΔE 0.063
- Navy Blue #001146 ΔE 0.067
Use #051124 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.