#142239
Closest named color: Oxford Blue (#1B263B). oklch(25.2% 0.048 259.9), rgb(20, 34, 57).
Aa
White text reads best on this color (15.93:1).
About this color
#142239 is a dark, muted blue. In OKLCH its lightness is 25%, its chroma 0.048 and its hue 260°. 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 15.93:1.
| Hue family | Blues |
| Lightness | dark (25%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.31:1 |
| White text | 15.93:1 |
Values
| HEX | #142239 |
| RGB | rgb(20, 34, 57) |
| HSL | hsl(217, 48%, 15%) |
| OKLCH | oklch(25.2% 0.048 259.9) |
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 #142239 | 15.93:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #142239 | 1.31:1 | Fails | Lc 0.0 | Not readable |
| #142239 text on white | 15.93:1 | AAA | Lc 102.8 | Preferred for body text |
| #142239 text on black | 1.31:1 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200
#CDDAEF
oklch(88.5% 0.032 260)
-
Step 300
300
#ABC2E6
oklch(80.9% 0.057 259.3)
-
Step 400
400
#7FA2DA
oklch(70.8% 0.091 259.6)
-
Step 500
500
#5F89CF
oklch(63% 0.116 260.2)
-
Step 600
600
#4572BC
oklch(55.6% 0.126 259.8)
-
Step 700
700
#375FA2
oklch(49% 0.117 260.1)
-
Step 800
800
#2E4E84
oklch(42.7% 0.098 260.3)
-
Step 900
900
#29416A
oklch(37.7% 0.077 260.5)
-
Step 950
950 (this color)
#142239
oklch(25.2% 0.048 259.9)
#142239 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) | #19243A | 0.011 |
| Deuteranopia (no green cones) | #142039 | 0.007 |
| Tritanopia (no blue cones) | #01272A | 0.043 |
| Achromatopsia (no color) | #222222 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #142239
#142239
oklch(25.2% 0.048 259.9)
- #2E1F03
#2E1F03
oklch(25.2% 0.048 79.9)
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 #142239, 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 0.021
- Rich Black #0D1B2A ΔE 0.037
- Jet #212529 ΔE 0.040
- Space Cadet #2B2D42 ΔE 0.056
- Gunmetal #293241 ΔE 0.066
- Navy Blue #001146 ΔE 0.068
- Marine #042E60 ΔE 0.075
Use #142239 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.