#0187FE
Closest named color: Dodger Blue (#1E90FF). oklch(62.9% 0.202 254.2), rgb(1, 135, 254).
Aa
Black text reads best on this color (5.89:1).
About this color
#0187FE is a medium-light, vivid blue. In OKLCH its lightness is 63%, its chroma 0.202 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Dodger Blue (#1E90FF), ΔE 0.026 away. Black text reads best on it, at 5.89:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.202) |
| Temperature | cool |
| Nearest name | Dodger Blue (#1E90FF) |
| Black text | 5.89:1 |
| White text | 3.56:1 |
Values
| HEX | #0187FE |
| RGB | rgb(1, 135, 254) |
| HSL | hsl(208, 99%, 50%) |
| OKLCH | oklch(62.9% 0.202 254.2) |
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 #0187FE | 3.56:1 | AA large text | Lc -67.8 | Content text, not long reading |
| Black text on #0187FE | 5.89:1 | AA | Lc 41.7 | Non-text elements, placeholder text |
| #0187FE text on white | 3.56:1 | AA large text | Lc 62.4 | Content text, not long reading |
| #0187FE text on black | 5.89:1 | AA | Lc -39.3 | 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
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DDEBFD
oklch(93.5% 0.029 254.7)
-
Step 200
200
#C1DCFD
oklch(88.5% 0.054 253.6)
-
Step 300
300
#95C4FF
oklch(80.9% 0.098 254.5)
-
Step 400
400
#55A3FF
oklch(70.8% 0.156 254)
-
Step 500
500 (this color)
#0187FE
oklch(62.9% 0.202 254.2)
-
Step 600
600
#0072D8
oklch(55.7% 0.178 254.2)
-
Step 700
700
#005FB7
oklch(49.1% 0.158 254.4)
-
Step 800
800
#004E97
oklch(42.8% 0.136 254.1)
-
Step 900
900
#00417F
oklch(37.8% 0.12 253.9)
-
Step 950
950
#02264E
oklch(27.1% 0.084 254.4)
#0187FE 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) | #4092FF | 0.042 |
| Deuteranopia (no green cones) | #007EFC | 0.023 |
| Tritanopia (no blue cones) | #00A4B6 | 0.150 |
| Achromatopsia (no color) | #888888 | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0187FE
#0187FE
oklch(62.9% 0.202 254.2)
- #B87B00
#B87B00
oklch(63% 0.133 74.4)
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 #0187FE, closest first.
No curated palette has a color within ΔE 0.04 of #0187FE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dodger Blue #1E90FF ΔE 0.026
- Clear Blue #247AFD ΔE 0.032
- Dark Sky Blue #448EE4 ΔE 0.054
- Chefchaouen Blue #4895EF ΔE 0.058
- Soft Blue #6488EA ΔE 0.065
- Cerulean Blue #056EEE ΔE 0.066
- Cornflower #6A79F7 ΔE 0.070
- Water Blue #0E87CC ΔE 0.076
Use #0187FE 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.