#122843
Closest named color: Oxford Blue (#1B263B). oklch(27.4% 0.058 254.7), rgb(18, 40, 67).
Aa
White text reads best on this color (14.89:1).
About this color
#122843 is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.058 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.018 away. White text reads best on it, at 14.89:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.41:1 |
| White text | 14.89:1 |
Values
| HEX | #122843 |
| RGB | rgb(18, 40, 67) |
| HSL | hsl(213, 58%, 17%) |
| OKLCH | oklch(27.4% 0.058 254.7) |
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 #122843 | 14.89:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #122843 | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #122843 text on white | 14.89:1 | AAA | Lc 101.6 | Preferred for body text |
| #122843 text on black | 1.41:1 | 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
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C9DBF2
oklch(88.5% 0.037 254.6)
-
Step 300
300
#A3C3ED
oklch(80.8% 0.069 255.4)
-
Step 400
400
#70A3E4
oklch(70.6% 0.11 255)
-
Step 500
500
#498BDC
oklch(63.1% 0.14 254.8)
-
Step 600
600
#2873C9
oklch(55.5% 0.152 254.6)
-
Step 700
700
#1A60AE
oklch(49% 0.141 254.7)
-
Step 800
800
#194F8D
oklch(42.7% 0.117 254.6)
-
Step 900
900
#1B4271
oklch(37.7% 0.092 254.8)
-
Step 950
950 (this color)
#122843
oklch(27.4% 0.058 254.7)
#122843 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) | #1C2A44 | 0.015 |
| Deuteranopia (no green cones) | #152542 | 0.010 |
| Tritanopia (no blue cones) | #002E32 | 0.046 |
| Achromatopsia (no color) | #272727 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #122843
#122843
oklch(27.4% 0.058 254.7)
- #382200
#382200
oklch(27.3% 0.058 73.5)
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 #122843, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.018
- Dark #1B2431 ΔE 0.034
- Space Cadet #2B2D42 ΔE 0.042
- Jet #212529 ΔE 0.050
- Gunmetal #293241 ΔE 0.050
- Marine #042E60 ΔE 0.053
- Prussian Blue #1D3557 ΔE 0.055
- Rich Black #0D1B2A ΔE 0.061
Use #122843 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.