#027AB8
Closest named color: Nice Blue (#107AB0). oklch(55.5% 0.131 241.8), rgb(2, 122, 184).
Aa
White text reads best on this color (4.68:1).
About this color
#027AB8 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 55%, its chroma 0.131 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Nice Blue (#107AB0), ΔE 0.013 away. White text reads best on it, at 4.68:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Nice Blue (#107AB0) |
| Black text | 4.47:1 |
| White text | 4.68:1 |
Values
| HEX | #027AB8 |
| RGB | rgb(2, 122, 184) |
| HSL | hsl(200, 98%, 36%) |
| OKLCH | oklch(55.5% 0.131 241.8) |
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 #027AB8 | 4.68:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #027AB8 | 4.47:1 | AA large text | Lc 32.2 | Non-text elements, placeholder text |
| #027AB8 text on white | 4.68:1 | AA | Lc 71.9 | Content text, not long reading |
| #027AB8 text on black | 4.47:1 | AA large text | Lc -29.8 | 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 600.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E0ECF4
oklch(93.6% 0.017 236.7)
-
Step 200
200
#C7DCED
oklch(88.4% 0.033 242.4)
-
Step 300
300
#A0C6E4
oklch(80.9% 0.059 242.2)
-
Step 400
400
#69A8D6
oklch(70.7% 0.094 241.5)
-
Step 500
500
#3A91CB
oklch(63% 0.12 241.6)
-
Step 600
600 (this color)
#027AB8
oklch(55.5% 0.131 241.8)
-
Step 700
700
#00679C
oklch(49.2% 0.116 241.5)
-
Step 800
800
#015481
oklch(42.7% 0.101 242)
-
Step 900
900
#114667
oklch(37.8% 0.078 241.3)
-
Step 950
950
#0D293C
oklch(27% 0.049 241.5)
#027AB8 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) | #5C7CBB | 0.061 |
| Deuteranopia (no green cones) | #446DB7 | 0.046 |
| Tritanopia (no blue cones) | #008990 | 0.087 |
| Achromatopsia (no color) | #747474 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #027AB8
#027AB8
oklch(55.5% 0.131 241.8)
- #A75E00
#A75E00
oklch(55.4% 0.128 61.4)
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 #027AB8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Nice Blue #107AB0 ΔE 0.013
- Windows Blue #3778BF ΔE 0.027
- Flat Blue #3C73A8 ΔE 0.035
- Mid Blue #276AB3 ΔE 0.044
- Water Blue #0E87CC ΔE 0.045
- Muted Blue #3B719F ΔE 0.045
- Steel Blue #4682B4 ΔE 0.046
- Ocean Blue #03719C ΔE 0.047
Use #027AB8 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.