#122B45
Closest named color: Oxford Blue (#1B263B). oklch(28.4% 0.057 251.3), rgb(18, 43, 69).
Aa
White text reads best on this color (14.41:1).
About this color
#122B45 is a dark, muted blue. In OKLCH its lightness is 28%, its chroma 0.057 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.023 away. White text reads best on it, at 14.41:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.45:1 |
| White text | 14.41:1 |
Values
| HEX | #122B45 |
| RGB | rgb(18, 43, 69) |
| HSL | hsl(211, 59%, 17%) |
| OKLCH | oklch(28.4% 0.057 251.3) |
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 #122B45 | 14.41:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #122B45 | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #122B45 text on white | 14.41:1 | AAA | Lc 101.0 | Preferred for body text |
| #122B45 text on black | 1.45:1 | 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
#C8DBF2
oklch(88.4% 0.038 253.2)
-
Step 300
300
#A1C4EC
oklch(80.9% 0.068 252)
-
Step 400
400
#6CA5E2
oklch(70.7% 0.108 251.1)
-
Step 500
500
#418DDA
oklch(63.1% 0.139 251.2)
-
Step 600
600
#1A75C8
oklch(55.6% 0.152 251.5)
-
Step 700
700
#0862AC
oklch(49.1% 0.14 251.1)
-
Step 800
800
#0E508C
oklch(42.6% 0.117 251.5)
-
Step 900
900
#164370
oklch(37.7% 0.091 251.6)
-
Step 950
950 (this color)
#122B45
oklch(28.4% 0.057 251.3)
#122B45 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) | #202C46 | 0.019 |
| Deuteranopia (no green cones) | #192844 | 0.012 |
| Tritanopia (no blue cones) | #003134 | 0.045 |
| Achromatopsia (no color) | #2A2A2A | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #122B45
#122B45
oklch(28.4% 0.057 251.3)
- #3B2403
#3B2403
oklch(28.3% 0.057 71.3)
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 #122B45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.023
- Space Cadet #2B2D42 ΔE 0.037
- Dark #1B2431 ΔE 0.039
- Gunmetal #293241 ΔE 0.043
- Prussian Blue #1D3557 ΔE 0.046
- Marine #042E60 ΔE 0.049
- Midnight Green #073B4C ΔE 0.052
- Jet #212529 ΔE 0.052
Use #122B45 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.