#07223E
Closest named color: Oxford Blue (#1B263B). oklch(24.9% 0.062 252.3), rgb(7, 34, 62).
Aa
White text reads best on this color (16.06:1).
About this color
#07223E is a very dark, muted blue. In OKLCH its lightness is 25%, its chroma 0.062 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.030 away. White text reads best on it, at 16.06:1.
| Hue family | Blues |
| Lightness | very dark (25%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.30:1 |
| White text | 16.06:1 |
Values
| HEX | #07223E |
| RGB | rgb(7, 34, 62) |
| HSL | hsl(211, 80%, 14%) |
| OKLCH | oklch(24.9% 0.062 252.3) |
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 #07223E | 16.06:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #07223E | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #07223E text on white | 16.06:1 | AAA | Lc 102.8 | Preferred for body text |
| #07223E text on black | 1.30:1 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF8
oklch(93.6% 0.021 252.5)
-
Step 200
200
#C6DCF4
oklch(88.6% 0.041 250.6)
-
Step 300
300
#9FC4F0
oklch(80.9% 0.074 253.1)
-
Step 400
400
#68A4E8
oklch(70.6% 0.118 252.6)
-
Step 500
500
#3A8CE1
oklch(63.1% 0.151 252.1)
-
Step 600
600
#0A74CF
oklch(55.6% 0.164 252.2)
-
Step 700
700
#0061B1
oklch(49.1% 0.148 252.3)
-
Step 800
800
#044F91
oklch(42.6% 0.127 252.5)
-
Step 900
900
#114374
oklch(37.8% 0.098 251.9)
-
Step 950
950 (this color)
#07223E
oklch(24.9% 0.062 252.3)
#07223E 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) | #15243F | 0.018 |
| Deuteranopia (no green cones) | #0C1F3D | 0.010 |
| Tritanopia (no blue cones) | #00292C | 0.048 |
| Achromatopsia (no color) | #212121 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #07223E
#07223E
oklch(24.9% 0.062 252.3)
- #311C00
#311C00
oklch(24.8% 0.054 70.9)
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 #07223E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.030
- Dark #1B2431 ΔE 0.036
- Rich Black #0D1B2A ΔE 0.041
- Jet #212529 ΔE 0.055
- Navy Blue #001146 ΔE 0.057
- Space Cadet #2B2D42 ΔE 0.065
- Marine #042E60 ΔE 0.069
- Gunmetal #293241 ΔE 0.074
Use #07223E 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.