#27487A
Closest named color: Light Navy (#155084). oklch(40.3% 0.093 258.5), rgb(39, 72, 122).
Aa
White text reads best on this color (9.15:1).
About this color
#27487A is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.093 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.027 away. White text reads best on it, at 9.15:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.29:1 |
| White text | 9.15:1 |
Values
| HEX | #27487A |
| RGB | rgb(39, 72, 122) |
| HSL | hsl(216, 52%, 32%) |
| OKLCH | oklch(40.3% 0.093 258.5) |
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 #27487A | 9.15:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #27487A | 2.29:1 | Fails | Lc 13.1 | Not readable |
| #27487A text on white | 9.15:1 | AAA | Lc 90.9 | Preferred for body text |
| #27487A text on black | 2.29:1 | Fails | Lc -11.5 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200
#CDDAEE
oklch(88.5% 0.031 258.9)
-
Step 300
300
#ACC2E4
oklch(80.9% 0.054 259)
-
Step 400
400
#7FA2D7
oklch(70.7% 0.087 258.5)
-
Step 500
500
#5F8ACC
oklch(63.1% 0.111 258.7)
-
Step 600
600
#4573B9
oklch(55.6% 0.121 258.6)
-
Step 700
700
#3660A0
oklch(49.1% 0.113 258.6)
-
Step 800
800 (this color)
#27487A
oklch(40.3% 0.093 258.5)
-
Step 900
900
#294268
oklch(37.8% 0.072 258.5)
-
Step 950
950
#18273D
oklch(27.1% 0.046 257.8)
#27487A 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) | #324C7C | 0.019 |
| Deuteranopia (no green cones) | #254479 | 0.012 |
| Tritanopia (no blue cones) | #00535B | 0.075 |
| Achromatopsia (no color) | #484848 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #27487A
#27487A
oklch(40.3% 0.093 258.5)
- #614200
#614200
oklch(40.4% 0.084 78.4)
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 #27487A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.027
- Twilight Blue #0A437A ΔE 0.029
- Cobalt #1E488F ΔE 0.036
- Deep Sea Blue #015482 ΔE 0.038
- Dusk Blue #26538D ΔE 0.041
- Dark Grey Blue #29465B ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.057
- Dark Slate Blue #483D8B ΔE 0.061
Use #27487A 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.