#2D8AFF
Closest named color: Dodger Blue (#1E90FF). oklch(64.2% 0.194 256.5), rgb(45, 138, 255).
Aa
Black text reads best on this color (6.19:1).
About this color
#2D8AFF is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.194 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Dodger Blue (#1E90FF), ΔE 0.015 away. Black text reads best on it, at 6.19:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.194) |
| Temperature | cool |
| Nearest name | Dodger Blue (#1E90FF) |
| Black text | 6.19:1 |
| White text | 3.39:1 |
Values
| HEX | #2D8AFF |
| RGB | rgb(45, 138, 255) |
| HSL | hsl(213, 100%, 59%) |
| OKLCH | oklch(64.2% 0.194 256.5) |
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 #2D8AFF | 3.39:1 | AA large text | Lc -66.3 | Content text, not long reading |
| Black text on #2D8AFF | 6.19:1 | AA | Lc 43.2 | Non-text elements, placeholder text |
| #2D8AFF text on white | 3.39:1 | AA large text | Lc 60.8 | Content text, not long reading |
| #2D8AFF text on black | 6.19:1 | AA | Lc -40.9 | 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
#DEEBFD
oklch(93.6% 0.028 256.5)
-
Step 200
200
#C3DBFC
oklch(88.4% 0.052 256.4)
-
Step 300
300
#99C3FE
oklch(80.9% 0.095 256.9)
-
Step 400
400
#5EA1FD
oklch(70.6% 0.152 256.8)
-
Step 500
500 (this color)
#2D8AFF
oklch(64.2% 0.194 256.5)
-
Step 600
600
#006EE1
oklch(55.5% 0.194 256.7)
-
Step 700
700
#005DBF
oklch(49.2% 0.171 256.5)
-
Step 800
800
#004B9E
oklch(42.6% 0.15 256.7)
-
Step 900
900
#053F83
oklch(37.7% 0.127 256.7)
-
Step 950
950
#07264C
oklch(27.1% 0.079 255.8)
#2D8AFF 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) | #4995FF | 0.037 |
| Deuteranopia (no green cones) | #0183FD | 0.025 |
| Tritanopia (no blue cones) | #00A6B8 | 0.147 |
| Achromatopsia (no color) | #8B8B8B | 0.194 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D8AFF
#2D8AFF
oklch(64.2% 0.194 256.5)
- #BA8000
#BA8000
oklch(64.2% 0.134 76.9)
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 #2D8AFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dodger Blue #1E90FF ΔE 0.015
- Clear Blue #247AFD ΔE 0.042
- Dark Sky Blue #448EE4 ΔE 0.046
- Chefchaouen Blue #4895EF ΔE 0.046
- Soft Blue #6488EA ΔE 0.052
- Cornflower #6A79F7 ΔE 0.062
- Cornflower Blue #6495ED ΔE 0.063
- Cerulean Blue #056EEE ΔE 0.079
Use #2D8AFF 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.