#155E96
Closest named color: Light Navy Blue (#2E5A88). oklch(46.9% 0.113 247.3), rgb(21, 94, 150).
Aa
White text reads best on this color (6.83:1).
About this color
#155E96 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.113 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.026 away. White text reads best on it, at 6.83:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 3.07:1 |
| White text | 6.83:1 |
Values
| HEX | #155E96 |
| RGB | rgb(21, 94, 150) |
| HSL | hsl(206, 75%, 34%) |
| OKLCH | oklch(46.9% 0.113 247.3) |
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 #155E96 | 6.83:1 | AA | Lc -88.2 | Fine for body text |
| Black text on #155E96 | 3.07:1 | AA large text | Lc 20.9 | Dividers and decoration only |
| #155E96 text on white | 6.83:1 | AA | Lc 83.2 | Fine for body text |
| #155E96 text on black | 3.07:1 | AA large text | Lc -18.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CADCED
oklch(88.6% 0.03 246.6)
-
Step 300
300
#A5C5E3
oklch(81% 0.055 246.8)
-
Step 400
400
#73A6D5
oklch(70.7% 0.088 247.2)
-
Step 500
500
#4C8FCA
oklch(63.2% 0.113 247.2)
-
Step 600
600
#2C78B6
oklch(55.6% 0.121 247.1)
-
Step 700
700 (this color)
#155E96
oklch(46.9% 0.113 247.3)
-
Step 800
800
#1C527F
oklch(42.6% 0.094 247.5)
-
Step 900
900
#1D4466
oklch(37.6% 0.073 247.5)
-
Step 950
950
#12283C
oklch(26.9% 0.047 247.8)
#155E96 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) | #436198 | 0.041 |
| Deuteranopia (no green cones) | #305595 | 0.029 |
| Tritanopia (no blue cones) | #006C73 | 0.081 |
| Achromatopsia (no color) | #5B5B5B | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #155E96
#155E96
oklch(46.9% 0.113 247.3)
- #804D00
#804D00
oklch(46.9% 0.103 67.3)
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 #155E96, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.026
- Peacock Blue #016795 ΔE 0.027
- Denim Blue #3B5B92 ΔE 0.030
- Dusk Blue #26538D ΔE 0.032
- Denim #3B638C ΔE 0.039
- Deep Sea Blue #015482 ΔE 0.043
- Dusky Blue #475F94 ΔE 0.044
- Light Navy #155084 ΔE 0.047
Use #155E96 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.