#152B35
Closest named color: Dark (#1B2431). oklch(27.6% 0.034 229.1), rgb(21, 43, 53).
Aa
White text reads best on this color (14.69:1).
About this color
#152B35 is a dark, muted teal or cyan. In OKLCH its lightness is 28%, its chroma 0.034 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.024 away. White text reads best on it, at 14.69:1.
| Hue family | Teals and cyans |
| Lightness | dark (28%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Dark (#1B2431) |
| Black text | 1.42:1 |
| White text | 14.69:1 |
Values
| HEX | #152B35 |
| RGB | rgb(21, 43, 53) |
| HSL | hsl(199, 43%, 15%) |
| OKLCH | oklch(27.6% 0.034 229.1) |
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 #152B35 | 14.69:1 | AAA | Lc -104.3 | Preferred for body text |
| Black text on #152B35 | 1.42:1 | Fails | Lc 0.0 | Not readable |
| #152B35 text on white | 14.69:1 | AAA | Lc 101.5 | Preferred for body text |
| #152B35 text on black | 1.42:1 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2EBF0
oklch(93.5% 0.012 231.7)
-
Step 200
200
#CBDCE5
oklch(88.4% 0.022 230.6)
-
Step 300
300
#A7C6D5
oklch(80.9% 0.04 228.7)
-
Step 400
400
#77A9C0
oklch(70.8% 0.063 228.3)
-
Step 500
500
#5193B1
oklch(63.1% 0.081 229.4)
-
Step 600
600
#317D9D
oklch(55.7% 0.089 229.3)
-
Step 700
700
#236986
oklch(49.1% 0.082 229.6)
-
Step 800
800
#1F566D
oklch(42.8% 0.068 229.2)
-
Step 900
900
#204758
oklch(37.7% 0.053 228.9)
-
Step 950
950 (this color)
#152B35
oklch(27.6% 0.034 229.1)
#152B35 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) | #262A36 | 0.025 |
| Deuteranopia (no green cones) | #212735 | 0.021 |
| Tritanopia (no blue cones) | #042E2E | 0.025 |
| Achromatopsia (no color) | #282828 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #152B35
#152B35
oklch(27.6% 0.034 229.1)
- #352319
#352319
oklch(27.5% 0.033 50)
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 #152B35, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.024
- Oxford Blue #1B263B ΔE 0.024
- Jet #212529 ΔE 0.028
- Space Cadet #2B2D42 ΔE 0.042
- Gunmetal #293241 ΔE 0.043
- Midnight Green #073B4C ΔE 0.059
- Rich Black #0D1B2A ΔE 0.060
- Dark Blue Grey #1F3B4D ΔE 0.065
Use #152B35 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.