#153649
Closest named color: Midnight Green (#073B4C). oklch(31.8% 0.051 236.8), rgb(21, 54, 73).
Aa
White text reads best on this color (12.68:1).
About this color
#153649 is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.051 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.017 away. White text reads best on it, at 12.68:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.65:1 |
| White text | 12.68:1 |
Values
| HEX | #153649 |
| RGB | rgb(21, 54, 73) |
| HSL | hsl(202, 55%, 18%) |
| OKLCH | oklch(31.8% 0.051 236.8) |
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 #153649 | 12.68:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #153649 | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #153649 text on white | 12.68:1 | AAA | Lc 98.6 | Preferred for body text |
| #153649 text on black | 1.65:1 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#DFECF4
oklch(93.6% 0.018 234.5)
-
Step 200
200
#C5DDED
oklch(88.5% 0.034 237)
-
Step 300
300
#9CC7E3
oklch(80.8% 0.06 237)
-
Step 400
400
#61AAD5
oklch(70.7% 0.097 236.2)
-
Step 500
500
#2893CA
oklch(63% 0.124 236.8)
-
Step 600
600
#007CB0
oklch(55.5% 0.121 236.7)
-
Step 700
700
#006895
oklch(49% 0.107 237)
-
Step 800
800
#00557B
oklch(42.6% 0.093 237.2)
-
Step 900
900
#024767
oklch(37.7% 0.081 237)
-
Step 950
950 (this color)
#153649
oklch(31.8% 0.051 236.8)
#153649 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) | #2D364A | 0.030 |
| Deuteranopia (no green cones) | #263049 | 0.027 |
| Tritanopia (no blue cones) | #003B3C | 0.036 |
| Achromatopsia (no color) | #333333 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #153649
#153649
oklch(31.8% 0.051 236.8)
- #462B17
#462B17
oklch(31.8% 0.051 56.2)
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 #153649, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.017
- Dark Blue Grey #1F3B4D ΔE 0.021
- Gunmetal #293241 ΔE 0.027
- Prussian Blue #1D3557 ΔE 0.028
- Space Cadet #2B2D42 ΔE 0.037
- Onyx #343A40 ΔE 0.047
- Oxford Blue #1B263B ΔE 0.054
- Marine #042E60 ΔE 0.055
Use #153649 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.