#005677
Closest named color: Deep Sea Blue (#015482). oklch(42.6% 0.088 233.1), rgb(0, 86, 119).
Aa
White text reads best on this color (8.08:1).
About this color
#005677 is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.088 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sea Blue (#015482), ΔE 0.021 away. White text reads best on it, at 8.08:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Deep Sea Blue (#015482) |
| Black text | 2.59:1 |
| White text | 8.08:1 |
Values
| HEX | #005677 |
| RGB | rgb(0, 86, 119) |
| HSL | hsl(197, 100%, 23%) |
| OKLCH | oklch(42.6% 0.088 233.1) |
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 #005677 | 8.08:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #005677 | 2.59:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #005677 text on white | 8.08:1 | AAA | Lc 87.5 | Fine for body text |
| #005677 text on black | 2.59:1 | Fails | Lc -14.7 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C7DDE9
oklch(88.5% 0.029 231.5)
-
Step 300
300
#A0C7DD
oklch(80.9% 0.052 233)
-
Step 400
400
#6AAACC
oklch(70.8% 0.082 232.8)
-
Step 500
500
#3B94BF
oklch(63.2% 0.105 233)
-
Step 600
600
#027DAB
oklch(55.5% 0.115 233.3)
-
Step 700
700
#006991
oklch(49% 0.102 233.6)
-
Step 800
800 (this color)
#005677
oklch(42.6% 0.088 233.1)
-
Step 900
900
#114760
oklch(37.6% 0.069 233.4)
-
Step 950
950
#0D2A38
oklch(27% 0.043 232.5)
#005677 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) | #455579 | 0.055 |
| Deuteranopia (no green cones) | #374C76 | 0.045 |
| Tritanopia (no blue cones) | #005F61 | 0.054 |
| Achromatopsia (no color) | #505050 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #005677
#005677
oklch(42.6% 0.088 233.1)
- #743F1A
#743F1A
oklch(42.6% 0.089 52.5)
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 #005677, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sea Blue #015482 ΔE 0.021
- Light Navy #155084 ΔE 0.032
- Petrol #005F6A ΔE 0.041
- Light Navy Blue #2E5A88 ΔE 0.043
- Dusk Blue #26538D ΔE 0.046
- Deep Teal #00555A ΔE 0.049
- YInMn Blue #415A77 ΔE 0.052
- Twilight Blue #0A437A ΔE 0.060
Use #005677 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.