#005EB8
Closest named color: Mid Blue (#276AB3). oklch(48.9% 0.161 254.9), rgb(0, 94, 184).
Aa
White text reads best on this color (6.37:1).
About this color
#005EB8 is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.161 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.042 away. White text reads best on it, at 6.37:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.161) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.29:1 |
| White text | 6.37:1 |
Values
| HEX | #005EB8 |
| RGB | rgb(0, 94, 184) |
| HSL | hsl(209, 100%, 36%) |
| OKLCH | oklch(48.9% 0.161 254.9) |
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 #005EB8 | 6.37:1 | AA | Lc -86.1 | Fine for body text |
| Black text on #005EB8 | 3.29:1 | AA large text | Lc 23.1 | Dividers and decoration only |
| #005EB8 text on white | 6.37:1 | AA | Lc 80.9 | Fine for body text |
| #005EB8 text on black | 3.29:1 | AA large text | Lc -20.9 | 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 700.
-
Step 50
50
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBF9
oklch(93.6% 0.022 254.4)
-
Step 200
200
#C6DBF6
oklch(88.4% 0.044 254.8)
-
Step 300
300
#9FC4F3
oklch(81% 0.078 254.6)
-
Step 400
400
#69A3ED
oklch(70.7% 0.125 255.1)
-
Step 500
500
#3D8AE7
oklch(63.1% 0.159 255)
-
Step 600
600
#1472D5
oklch(55.7% 0.172 254.8)
-
Step 700
700 (this color)
#005EB8
oklch(48.9% 0.161 254.9)
-
Step 800
800
#0A4E95
oklch(42.7% 0.132 254.7)
-
Step 900
900
#144177
oklch(37.6% 0.104 255.3)
-
Step 950
950
#0D2746
oklch(27.1% 0.066 254.6)
#005EB8 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) | #2667BB | 0.032 |
| Deuteranopia (no green cones) | #0058B6 | 0.016 |
| Tritanopia (no blue cones) | #007482 | 0.120 |
| Achromatopsia (no color) | #5F5F5F | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #005EB8
#005EB8
oklch(48.9% 0.161 254.9)
- #825600
#825600
oklch(48.9% 0.103 74.7)
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 #005EB8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.042
- French Blue #436BAD ΔE 0.063
- Peacock Blue #016795 ΔE 0.066
- Denim Blue #3B5B92 ΔE 0.067
- Blue Blue #2242C7 ΔE 0.071
- Dusk Blue #26538D ΔE 0.071
- Dusky Blue #475F94 ΔE 0.073
- Ocean Blue #03719C ΔE 0.077
Use #005EB8 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.