#027CFB
Closest named color: Clear Blue (#247AFD). oklch(60.4% 0.21 256.6), rgb(2, 124, 251).
Aa
Black text reads best on this color (5.27:1).
About this color
#027CFB is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.210 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.010 away. Black text reads best on it, at 5.27:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.210) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.27:1 |
| White text | 3.97:1 |
Values
| HEX | #027CFB |
| RGB | rgb(2, 124, 251) |
| HSL | hsl(211, 98%, 50%) |
| OKLCH | oklch(60.4% 0.21 256.6) |
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 #027CFB | 3.97:1 | AA large text | Lc -71.7 | Content text, not long reading |
| Black text on #027CFB | 5.27:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #027CFB text on white | 3.97:1 | AA large text | Lc 66.2 | Content text, not long reading |
| #027CFB text on black | 5.27:1 | AA | Lc -35.4 | 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 500.
-
Step 50
50
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DDEBFE
oklch(93.5% 0.03 256)
-
Step 200
200
#C2DBFF
oklch(88.5% 0.057 257.5)
-
Step 300
300
#98C3FF
oklch(80.9% 0.097 256.8)
-
Step 400
400
#5CA1FF
oklch(70.6% 0.155 256.6)
-
Step 500
500 (this color)
#027CFB
oklch(60.4% 0.21 256.6)
-
Step 600
600
#006EE1
oklch(55.5% 0.194 256.7)
-
Step 700
700
#005CBF
oklch(49% 0.172 256.8)
-
Step 800
800
#004B9E
oklch(42.6% 0.15 256.7)
-
Step 900
900
#003E85
oklch(37.6% 0.132 256.8)
-
Step 950
950
#042550
oklch(27% 0.088 256.9)
#027CFB 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) | #208AFF | 0.038 |
| Deuteranopia (no green cones) | #0076F9 | 0.015 |
| Tritanopia (no blue cones) | #009BB0 | 0.156 |
| Achromatopsia (no color) | #7F7F7F | 0.210 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #027CFB
#027CFB
oklch(60.4% 0.21 256.6)
- #AB7500
#AB7500
oklch(60.3% 0.126 76.6)
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 #027CFB, closest first.
No curated palette has a color within ΔE 0.04 of #027CFB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.010
- Cerulean Blue #056EEE ΔE 0.039
- Dodger Blue #1E90FF ΔE 0.053
- Bright Blue #0165FC ΔE 0.055
- Royal Blue #4169E1 ΔE 0.060
- Neon Blue #4361EE ΔE 0.067
- Cornflower #6A79F7 ΔE 0.071
- Dark Sky Blue #448EE4 ΔE 0.072
Use #027CFB 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.