#152C35
Closest named color: Dark (#1B2431). oklch(27.9% 0.033 225.4), rgb(21, 44, 53).
Aa
White text reads best on this color (14.54:1).
About this color
#152C35 is a dark, muted teal or cyan. In OKLCH its lightness is 28%, its chroma 0.033 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.027 away. White text reads best on it, at 14.54:1.
| Hue family | Teals and cyans |
| Lightness | dark (28%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Dark (#1B2431) |
| Black text | 1.44:1 |
| White text | 14.54:1 |
Values
| HEX | #152C35 |
| RGB | rgb(21, 44, 53) |
| HSL | hsl(197, 43%, 15%) |
| OKLCH | oklch(27.9% 0.033 225.4) |
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 #152C35 | 14.54:1 | AAA | Lc -104.2 | Preferred for body text |
| Black text on #152C35 | 1.44:1 | Fails | Lc 0.0 | Not readable |
| #152C35 text on white | 14.54:1 | AAA | Lc 101.3 | Preferred for body text |
| #152C35 text on black | 1.44:1 | 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
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CBDDE4
oklch(88.6% 0.022 223)
-
Step 300
300
#A6C7D4
oklch(81% 0.04 223.7)
-
Step 400
400
#75A9BF
oklch(70.6% 0.064 226.3)
-
Step 500
500
#4E94AF
oklch(63.2% 0.081 225.5)
-
Step 600
600
#2D7E9A
oklch(55.6% 0.088 224.9)
-
Step 700
700
#1F6A84
oklch(49.1% 0.082 225.7)
-
Step 800
800
#1D566B
oklch(42.6% 0.067 226.3)
-
Step 900
900
#1E4757
oklch(37.6% 0.053 226.4)
-
Step 950
950 (this color)
#152C35
oklch(27.9% 0.033 225.4)
#152C35 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) | #272B35 | 0.026 |
| Deuteranopia (no green cones) | #222735 | 0.024 |
| Tritanopia (no blue cones) | #042F2F | 0.023 |
| Achromatopsia (no color) | #292929 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #152C35
#152C35
oklch(27.9% 0.033 225.4)
- #36231B
#36231B
oklch(27.7% 0.033 43.7)
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 #152C35, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.027
- Oxford Blue #1B263B ΔE 0.027
- Jet #212529 ΔE 0.030
- Gunmetal #293241 ΔE 0.042
- Space Cadet #2B2D42 ΔE 0.042
- Midnight Green #073B4C ΔE 0.057
- Dark Blue Grey #1F3B4D ΔE 0.062
- Rich Black #0D1B2A ΔE 0.063
Use #152C35 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.