#0182AD
Closest named color: Blue NCS (#118AB2). oklch(56.9% 0.114 230.5), rgb(1, 130, 173).
Aa
Black text reads best on this color (4.79:1).
About this color
#0182AD is a medium-dark, moderately saturated blue. In OKLCH its lightness is 57%, its chroma 0.114 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.024 away. Black text reads best on it, at 4.79:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 4.79:1 |
| White text | 4.37:1 |
Values
| HEX | #0182AD |
| RGB | rgb(1, 130, 173) |
| HSL | hsl(195, 99%, 34%) |
| OKLCH | oklch(56.9% 0.114 230.5) |
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 #0182AD | 4.37:1 | AA large text | Lc -75.2 | Fine for body text |
| Black text on #0182AD | 4.79:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #0182AD text on white | 4.37:1 | AA large text | Lc 69.7 | Content text, not long reading |
| #0182AD text on black | 4.79:1 | AA | Lc -31.9 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E0ECF2
oklch(93.6% 0.015 229)
-
Step 200
200
#C7DDE9
oklch(88.5% 0.029 231.5)
-
Step 300
300
#A0C7DC
oklch(80.8% 0.051 231.7)
-
Step 400
400
#68AACA
oklch(70.6% 0.082 230.5)
-
Step 500
500
#3895BD
oklch(63.2% 0.105 230.3)
-
Step 600
600 (this color)
#0182AD
oklch(56.9% 0.114 230.5)
-
Step 700
700
#006A8E
oklch(49.1% 0.099 230.6)
-
Step 800
800
#005775
oklch(42.8% 0.086 230.3)
-
Step 900
900
#0F485F
oklch(37.8% 0.068 230.3)
-
Step 950
950
#0C2A38
oklch(27% 0.044 231.9)
#0182AD 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) | #6C80AF | 0.077 |
| Deuteranopia (no green cones) | #5873AC | 0.064 |
| Tritanopia (no blue cones) | #008E91 | 0.065 |
| Achromatopsia (no color) | #797979 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0182AD
#0182AD
oklch(56.9% 0.114 230.5)
- #AB6133
#AB6133
oklch(56.8% 0.113 50.5)
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 #0182AD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.024
- Nice Blue #107AB0 ΔE 0.025
- Teal Blue #01889F ΔE 0.032
- Steel Blue #4682B4 ΔE 0.037
- Cerulean #457B9D ΔE 0.039
- Cool Blue #4984B8 ΔE 0.043
- Ocean #017B92 ΔE 0.043
- Flat Blue #3C73A8 ΔE 0.046
Use #0182AD 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.