#005D8F
Closest named color: Light Navy Blue (#2E5A88). oklch(45.9% 0.11 242.3), rgb(0, 93, 143).
Aa
White text reads best on this color (7.08:1).
About this color
#005D8F is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.110 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.025 away. White text reads best on it, at 7.08:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.96:1 |
| White text | 7.08:1 |
Values
| HEX | #005D8F |
| RGB | rgb(0, 93, 143) |
| HSL | hsl(201, 100%, 28%) |
| OKLCH | oklch(45.9% 0.11 242.3) |
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 #005D8F | 7.08:1 | AAA | Lc -88.9 | Fine for body text |
| Black text on #005D8F | 2.96:1 | Fails | Lc 20.1 | Dividers and decoration only |
| #005D8F text on white | 7.08:1 | AAA | Lc 84.0 | Fine for body text |
| #005D8F text on black | 2.96:1 | Fails | Lc -18.0 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0ECF5
oklch(93.7% 0.018 240)
-
Step 200
200
#C6DDEF
oklch(88.6% 0.035 241.5)
-
Step 300
300
#9DC6E7
oklch(80.8% 0.064 242.9)
-
Step 400
400
#64A8DB
oklch(70.7% 0.102 242.5)
-
Step 500
500
#2F91D1
oklch(63% 0.131 242.3)
-
Step 600
600
#007ABA
oklch(55.6% 0.133 242.5)
-
Step 700
700
#00669D
oklch(49% 0.118 242.7)
-
Step 800
800 (this color)
#005D8F
oklch(45.9% 0.11 242.3)
-
Step 900
900
#08466B
oklch(37.8% 0.085 242.3)
-
Step 950
950
#09293E
oklch(27% 0.054 241.8)
#005D8F 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) | #455F91 | 0.051 |
| Deuteranopia (no green cones) | #32538E | 0.037 |
| Tritanopia (no blue cones) | #00696F | 0.073 |
| Achromatopsia (no color) | #585858 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #005D8F
#005D8F
oklch(45.9% 0.11 242.3)
- #804800
#804800
oklch(45.9% 0.105 62.5)
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 #005D8F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.025
- Peacock Blue #016795 ΔE 0.030
- Dusk Blue #26538D ΔE 0.031
- Deep Sea Blue #015482 ΔE 0.032
- Denim Blue #3B5B92 ΔE 0.038
- Light Navy #155084 ΔE 0.039
- Denim #3B638C ΔE 0.044
- Dusky Blue #475F94 ΔE 0.054
Use #005D8F 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.