#628ED4
Closest named color: Dark Sky Blue (#448EE4). oklch(64.5% 0.116 259.4), rgb(98, 142, 212).
Aa
Black text reads best on this color (6.33:1).
About this color
#628ED4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.116 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.035 away. Black text reads best on it, at 6.33:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 6.33:1 |
| White text | 3.31:1 |
Values
| HEX | #628ED4 |
| RGB | rgb(98, 142, 212) |
| HSL | hsl(217, 57%, 61%) |
| OKLCH | oklch(64.5% 0.116 259.4) |
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 #628ED4 | 3.31:1 | AA large text | Lc -65.8 | Content text, not long reading |
| Black text on #628ED4 | 6.33:1 | AA | Lc 43.7 | Non-text elements, placeholder text |
| #628ED4 text on white | 3.31:1 | AA large text | Lc 60.4 | Content text, not long reading |
| #628ED4 text on black | 6.33:1 | AA | Lc -41.3 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF5
oklch(93.5% 0.017 259.4)
-
Step 200
200
#CDDAEF
oklch(88.5% 0.032 260)
-
Step 300
300
#ABC2E6
oklch(80.9% 0.057 259.3)
-
Step 400
400
#7FA2D9
oklch(70.8% 0.09 259.2)
-
Step 500
500 (this color)
#628ED4
oklch(64.5% 0.116 259.4)
-
Step 600
600
#4472BC
oklch(55.5% 0.126 259.5)
-
Step 700
700
#3660A2
oklch(49.2% 0.116 259.1)
-
Step 800
800
#2D4E84
oklch(42.7% 0.098 259.8)
-
Step 900
900
#284169
oklch(37.6% 0.076 259.4)
-
Step 950
950
#18273E
oklch(27.2% 0.048 258.7)
#628ED4 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) | #7293D7 | 0.025 |
| Deuteranopia (no green cones) | #6488D3 | 0.016 |
| Tritanopia (no blue cones) | #219DA7 | 0.103 |
| Achromatopsia (no color) | #8D8D8D | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #628ED4
#628ED4
oklch(64.5% 0.116 259.4)
- #B3852D
#B3852D
oklch(64.6% 0.116 79.8)
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 #628ED4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.035
- Faded Blue #658CBB ΔE 0.037
- Cornflower Blue #6495ED ΔE 0.039
- Soft Blue #6488EA ΔE 0.040
- Chefchaouen Blue #4895EF ΔE 0.044
- Cool Blue #4984B8 ΔE 0.056
- Dusty Blue #5A86AD ΔE 0.061
- Off Blue #5684AE ΔE 0.062
Use #628ED4 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.