#005E81
Closest named color: Light Navy Blue (#2E5A88). oklch(45.3% 0.093 232.6), rgb(0, 94, 129).
Aa
White text reads best on this color (7.19:1).
About this color
#005E81 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.093 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.030 away. White text reads best on it, at 7.19:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.91:1 |
| White text | 7.19:1 |
Values
| HEX | #005E81 |
| RGB | rgb(0, 94, 129) |
| HSL | hsl(196, 100%, 25%) |
| OKLCH | oklch(45.3% 0.093 232.6) |
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 #005E81 | 7.19:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #005E81 | 2.91:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #005E81 text on white | 7.19:1 | AAA | Lc 84.4 | Fine for body text |
| #005E81 text on black | 2.91:1 | Fails | Lc -17.6 | 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 800.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E0ECF3
oklch(93.6% 0.016 233)
-
Step 200
200
#C6DDEA
oklch(88.4% 0.03 232.5)
-
Step 300
300
#9EC7DE
oklch(80.8% 0.054 232.9)
-
Step 400
400
#66AACE
oklch(70.7% 0.087 233)
-
Step 500
500
#3294C1
oklch(63% 0.111 232.6)
-
Step 600
600
#007DAB
oklch(55.5% 0.115 233.2)
-
Step 700
700
#006990
oklch(49% 0.101 232.9)
-
Step 800
800 (this color)
#005E81
oklch(45.3% 0.093 232.6)
-
Step 900
900
#0A4862
oklch(37.8% 0.073 232.5)
-
Step 950
950
#0A2A39
oklch(27% 0.046 232.6)
#005E81 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) | #4C5D83 | 0.059 |
| Deuteranopia (no green cones) | #3D5380 | 0.049 |
| Tritanopia (no blue cones) | #00676A | 0.054 |
| Achromatopsia (no color) | #575757 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #005E81
#005E81
oklch(45.3% 0.093 232.6)
- #7E461F
#7E461F
oklch(45.4% 0.093 52.8)
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 #005E81, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.030
- Deep Sea Blue #015482 ΔE 0.032
- Peacock Blue #016795 ΔE 0.039
- Petrol #005F6A ΔE 0.040
- Light Navy #155084 ΔE 0.044
- Dusk Blue #26538D ΔE 0.045
- YInMn Blue #415A77 ΔE 0.045
- Denim #3B638C ΔE 0.046
Use #005E81 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.