#022840
Closest named color: Oxford Blue (#1B263B). oklch(26.5% 0.061 242.1), rgb(2, 40, 64).
Aa
White text reads best on this color (15.21:1).
About this color
#022840 is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.061 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.026 away. White text reads best on it, at 15.21:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.38:1 |
| White text | 15.21:1 |
Values
| HEX | #022840 |
| RGB | rgb(2, 40, 64) |
| HSL | hsl(203, 94%, 13%) |
| OKLCH | oklch(26.5% 0.061 242.1) |
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 #022840 | 15.21:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #022840 | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #022840 text on white | 15.21:1 | AAA | Lc 101.8 | Preferred for body text |
| #022840 text on black | 1.38:1 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DEECF7
oklch(93.6% 0.021 241.4)
-
Step 200
200
#C3DDF2
oklch(88.5% 0.04 242.4)
-
Step 300
300
#98C7EC
oklch(80.9% 0.072 242.5)
-
Step 400
400
#59A9E2
oklch(70.8% 0.115 241.9)
-
Step 500
500
#0E92DA
oklch(63.2% 0.147 241.9)
-
Step 600
600
#007AB9
oklch(55.5% 0.132 242.1)
-
Step 700
700
#00679D
oklch(49.2% 0.117 242)
-
Step 800
800
#005481
oklch(42.7% 0.101 241.9)
-
Step 900
900
#00466D
oklch(37.8% 0.09 242.2)
-
Step 950
950 (this color)
#022840
oklch(26.5% 0.061 242.1)
#022840 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) | #1C2941 | 0.028 |
| Deuteranopia (no green cones) | #142340 | 0.022 |
| Tritanopia (no blue cones) | #002E31 | 0.040 |
| Achromatopsia (no color) | #262626 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #022840
#022840
oklch(26.5% 0.061 242.1)
- #3A1D00
#3A1D00
oklch(26.5% 0.061 61.4)
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 #022840, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.026
- Dark #1B2431 ΔE 0.035
- Jet #212529 ΔE 0.051
- Rich Black #0D1B2A ΔE 0.054
- Space Cadet #2B2D42 ΔE 0.055
- Marine #042E60 ΔE 0.060
- Gunmetal #293241 ΔE 0.060
- Prussian Blue #1D3557 ΔE 0.065
Use #022840 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.