#122A4F
Closest named color: Marine (#042E60). oklch(28.8% 0.074 258.9), rgb(18, 42, 79).
Aa
White text reads best on this color (14.28:1).
About this color
#122A4F is a dark, moderately saturated blue. In OKLCH its lightness is 29%, its chroma 0.074 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.032 away. White text reads best on it, at 14.28:1.
| Hue family | Blues |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.46:1 |
| White text | 14.28:1 |
Values
| HEX | #122A4F |
| RGB | rgb(18, 42, 79) |
| HSL | hsl(216, 63%, 19%) |
| OKLCH | oklch(28.8% 0.074 258.9) |
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 #122A4F | 14.28:1 | AAA | Lc -103.8 | Preferred for body text |
| Black text on #122A4F | 1.46:1 | Fails | Lc 0.0 | Not readable |
| #122A4F text on white | 14.28:1 | AAA | Lc 100.8 | Preferred for body text |
| #122A4F text on black | 1.46:1 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EBFB
oklch(93.7% 0.025 257.6)
-
Step 200
200
#C6DBFA
oklch(88.6% 0.048 258)
-
Step 300
300
#9EC2FA
oklch(80.8% 0.089 259.1)
-
Step 400
400
#69A1F7
oklch(70.8% 0.14 258.7)
-
Step 500
500
#3E86F4
oklch(63.1% 0.18 258.8)
-
Step 600
600
#1A6CE3
oklch(55.5% 0.196 259)
-
Step 700
700
#0A5AC5
oklch(49.2% 0.181 258.8)
-
Step 800
800
#0E4A9F
oklch(42.7% 0.15 258.8)
-
Step 900
900
#153F7E
oklch(37.7% 0.117 258.8)
-
Step 950
950 (this color)
#122A4F
oklch(28.8% 0.074 258.9)
#122A4F 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) | #182D50 | 0.013 |
| Deuteranopia (no green cones) | #0E284E | 0.008 |
| Tritanopia (no blue cones) | #003338 | 0.060 |
| Achromatopsia (no color) | #2A2A2A | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #122A4F
#122A4F
oklch(28.8% 0.074 258.9)
- #3B2700
#3B2700
oklch(29% 0.06 79.1)
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 #122A4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.032
- Oxford Blue #1B263B ΔE 0.037
- Prussian Blue #1D3557 ΔE 0.040
- Space Cadet #2B2D42 ΔE 0.044
- Gunmetal #293241 ΔE 0.052
- Dark #1B2431 ΔE 0.055
- Midnight Green #073B4C ΔE 0.058
- Marine Blue #01386A ΔE 0.059
Use #122A4F 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.