#0071A8
Closest named color: Ocean Blue (#03719C). oklch(52.4% 0.121 240.4), rgb(0, 113, 168).
Aa
White text reads best on this color (5.34:1).
About this color
#0071A8 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.121 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean Blue (#03719C), ΔE 0.019 away. White text reads best on it, at 5.34:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Ocean Blue (#03719C) |
| Black text | 3.92:1 |
| White text | 5.34:1 |
Values
| HEX | #0071A8 |
| RGB | rgb(0, 113, 168) |
| HSL | hsl(200, 100%, 33%) |
| OKLCH | oklch(52.4% 0.121 240.4) |
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 #0071A8 | 5.34:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #0071A8 | 3.92:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #0071A8 text on white | 5.34:1 | AA | Lc 76.0 | Fine for body text |
| #0071A8 text on black | 3.92:1 | AA large text | Lc -25.7 | 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
#E1ECF4
oklch(93.7% 0.016 239.1)
-
Step 200
200
#C8DCEC
oklch(88.4% 0.031 242)
-
Step 300
300
#A2C6E1
oklch(80.9% 0.054 240.8)
-
Step 400
400
#6DA8D2
oklch(70.7% 0.087 240.6)
-
Step 500
500
#4191C6
oklch(63% 0.112 240.8)
-
Step 600
600 (this color)
#0071A8
oklch(52.4% 0.121 240.4)
-
Step 700
700
#03679A
oklch(49.1% 0.113 240.8)
-
Step 800
800
#0C547C
oklch(42.6% 0.093 240.4)
-
Step 900
900
#164664
oklch(37.7% 0.072 240.3)
-
Step 950
950
#0F293B
oklch(27% 0.046 241.6)
#0071A8 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) | #5672AA | 0.059 |
| Deuteranopia (no green cones) | #4165A7 | 0.045 |
| Tritanopia (no blue cones) | #007F85 | 0.079 |
| Achromatopsia (no color) | #6B6B6B | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0071A8
#0071A8
oklch(52.4% 0.121 240.4)
- #9B5604
#9B5604
oklch(52.3% 0.121 60.2)
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 #0071A8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Blue #03719C ΔE 0.019
- Nice Blue #107AB0 ΔE 0.028
- Muted Blue #3B719F ΔE 0.031
- Mid Blue #276AB3 ΔE 0.032
- Flat Blue #3C73A8 ΔE 0.032
- Sea Blue #047495 ΔE 0.034
- Peacock Blue #016795 ΔE 0.038
- French Blue #436BAD ΔE 0.041
Use #0071A8 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.