#142137
Closest named color: Dark (#1B2431). oklch(24.8% 0.046 260.4), rgb(20, 33, 55).
Aa
White text reads best on this color (16.12:1).
About this color
#142137 is a very dark, muted blue. In OKLCH its lightness is 25%, its chroma 0.046 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.021 away. White text reads best on it, at 16.12:1.
| Hue family | Blues |
| Lightness | very dark (25%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Dark (#1B2431) |
| Black text | 1.30:1 |
| White text | 16.12:1 |
Values
| HEX | #142137 |
| RGB | rgb(20, 33, 55) |
| HSL | hsl(218, 47%, 15%) |
| OKLCH | oklch(24.8% 0.046 260.4) |
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 #142137 | 16.12:1 | AAA | Lc -105.6 | Preferred for body text |
| Black text on #142137 | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #142137 text on white | 16.12:1 | AAA | Lc 103.0 | Preferred for body text |
| #142137 text on black | 1.30:1 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200
#CEDAEE
oklch(88.5% 0.03 260.7)
-
Step 300
300
#ADC2E4
oklch(81% 0.053 260)
-
Step 400
400
#81A1D7
oklch(70.6% 0.087 260.7)
-
Step 500
500
#6289CD
oklch(63.1% 0.112 261)
-
Step 600
600
#4872B9
oklch(55.5% 0.121 260.3)
-
Step 700
700
#3A5FA0
oklch(49% 0.113 260.9)
-
Step 800
800
#304E81
oklch(42.6% 0.092 260.4)
-
Step 900
900
#2A4168
oklch(37.6% 0.073 260.4)
-
Step 950
950 (this color)
#142137
oklch(24.8% 0.046 260.4)
#142137 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) | #182338 | 0.010 |
| Deuteranopia (no green cones) | #141F37 | 0.007 |
| Tritanopia (no blue cones) | #032629 | 0.041 |
| Achromatopsia (no color) | #212121 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #142137
#142137
oklch(24.8% 0.046 260.4)
- #2C1E04
#2C1E04
oklch(24.6% 0.045 80.1)
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 #142137, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.021
- Oxford Blue #1B263B ΔE 0.022
- Rich Black #0D1B2A ΔE 0.033
- Jet #212529 ΔE 0.039
- Space Cadet #2B2D42 ΔE 0.059
- Navy Blue #001146 ΔE 0.068
- Gunmetal #293241 ΔE 0.069
- Marine #042E60 ΔE 0.080
Use #142137 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.