#154C88
Closest named color: Light Navy (#155084). oklch(41.5% 0.115 254), rgb(21, 76, 136).
Aa
White text reads best on this color (8.67:1).
About this color
#154C88 is a dark, moderately saturated blue. In OKLCH its lightness is 42%, its chroma 0.115 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.015 away. White text reads best on it, at 8.67:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.42:1 |
| White text | 8.67:1 |
Values
| HEX | #154C88 |
| RGB | rgb(21, 76, 136) |
| HSL | hsl(211, 73%, 31%) |
| OKLCH | oklch(41.5% 0.115 254) |
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 #154C88 | 8.67:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #154C88 | 2.42:1 | Fails | Lc 14.7 | Not readable |
| #154C88 text on white | 8.67:1 | AAA | Lc 89.3 | Fine for body text |
| #154C88 text on black | 2.42:1 | Fails | Lc -12.9 | 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 800.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C9DBF2
oklch(88.5% 0.037 254.6)
-
Step 300
300
#A3C4EC
oklch(81% 0.067 253.5)
-
Step 400
400
#70A4E2
oklch(70.7% 0.107 253.5)
-
Step 500
500
#498BDA
oklch(63% 0.137 254.3)
-
Step 600
600
#2874C7
oklch(55.6% 0.148 253.7)
-
Step 700
700
#1A61AC
oklch(49.1% 0.138 253.7)
-
Step 800
800 (this color)
#154C88
oklch(41.5% 0.115 254)
-
Step 900
900
#1B4270
oklch(37.6% 0.091 254.4)
-
Step 950
950
#112741
oklch(26.9% 0.056 253.9)
#154C88 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) | #2D518A | 0.027 |
| Deuteranopia (no green cones) | #174787 | 0.014 |
| Tritanopia (no blue cones) | #005A63 | 0.085 |
| Achromatopsia (no color) | #4B4B4B | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #154C88
#154C88
oklch(41.5% 0.115 254)
- #684300
#684300
oklch(41.5% 0.088 73.6)
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 #154C88, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.015
- Cobalt #1E488F ΔE 0.018
- Dusk Blue #26538D ΔE 0.027
- Deep Sea Blue #015482 ΔE 0.028
- Twilight Blue #0A437A ΔE 0.035
- Light Navy Blue #2E5A88 ΔE 0.050
- Denim Blue #3B5B92 ΔE 0.062
- Blueberry #464196 ΔE 0.064
Use #154C88 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.