#153647
Closest named color: Midnight Green (#073B4C). oklch(31.7% 0.049 233.7), rgb(21, 54, 71).
Aa
White text reads best on this color (12.72:1).
About this color
#153647 is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.049 and its hue 234°. 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 12.72:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.65:1 |
| White text | 12.72:1 |
Values
| HEX | #153647 |
| RGB | rgb(21, 54, 71) |
| HSL | hsl(200, 54%, 18%) |
| OKLCH | oklch(31.7% 0.049 233.7) |
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 #153647 | 12.72:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #153647 | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #153647 text on white | 12.72:1 | AAA | Lc 98.6 | Preferred for body text |
| #153647 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
#E0ECF3
oklch(93.6% 0.016 233)
-
Step 200
200
#C5DDEB
oklch(88.4% 0.032 233.3)
-
Step 300
300
#9CC8E1
oklch(81% 0.058 233.3)
-
Step 400
400
#62AAD2
oklch(70.7% 0.093 234.5)
-
Step 500
500
#2994C6
oklch(63% 0.119 234.2)
-
Step 600
600
#007DAC
oklch(55.5% 0.116 233.8)
-
Step 700
700
#006991
oklch(49% 0.102 233.6)
-
Step 800
800
#005678
oklch(42.7% 0.089 233.9)
-
Step 900
900
#034864
oklch(37.8% 0.077 233.3)
-
Step 950
950 (this color)
#153647
oklch(31.7% 0.049 233.7)
#153647 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) | #2E3548 | 0.032 |
| Deuteranopia (no green cones) | #273047 | 0.028 |
| Tritanopia (no blue cones) | #003B3C | 0.033 |
| Achromatopsia (no color) | #333333 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #153647
#153647
oklch(31.7% 0.049 233.7)
- #452B19
#452B19
oklch(31.7% 0.048 54.7)
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 #153647, 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 0.023
- Gunmetal #293241 ΔE 0.026
- Prussian Blue #1D3557 ΔE 0.032
- Space Cadet #2B2D42 ΔE 0.037
- Onyx #343A40 ΔE 0.046
- Oxford Blue #1B263B ΔE 0.053
- Marine #042E60 ΔE 0.058
Use #153647 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.