#627FA8
Closest named color: Off Blue (#5684AE). oklch(59.1% 0.072 257.1), rgb(98, 127, 168).
Aa
Black text reads best on this color (5.12:1).
About this color
#627FA8 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.072 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Off Blue (#5684AE), ΔE 0.018 away. Black text reads best on it, at 5.12:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Off Blue (#5684AE) |
| Black text | 5.12:1 |
| White text | 4.10:1 |
Values
| HEX | #627FA8 |
| RGB | rgb(98, 127, 168) |
| HSL | hsl(215, 29%, 52%) |
| OKLCH | oklch(59.1% 0.072 257.1) |
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 #627FA8 | 4.10:1 | AA large text | Lc -73.6 | Content text, not long reading |
| Black text on #627FA8 | 5.12:1 | AA | Lc 36.0 | Non-text elements, placeholder text |
| #627FA8 text on white | 4.10:1 | AA large text | Lc 68.1 | Content text, not long reading |
| #627FA8 text on black | 5.12:1 | AA | Lc -33.5 | 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 600.
-
Step 50
50
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE5
oklch(88.6% 0.017 256.3)
-
Step 300
300
#B4C2D6
oklch(81% 0.032 257.2)
-
Step 400
400
#8CA2C1
oklch(70.6% 0.052 257)
-
Step 500
500
#708BB1
oklch(63% 0.065 257)
-
Step 600
600 (this color)
#627FA8
oklch(59.1% 0.072 257.1)
-
Step 700
700
#486286
oklch(49.1% 0.066 256.6)
-
Step 800
800
#3B506D
oklch(42.7% 0.055 256.6)
-
Step 900
900
#334258
oklch(37.6% 0.043 257.8)
-
Step 950
950
#1E2734
oklch(27% 0.028 257.5)
#627FA8 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) | #7081AA | 0.020 |
| Deuteranopia (no green cones) | #687AA7 | 0.015 |
| Tritanopia (no blue cones) | #49888D | 0.063 |
| Achromatopsia (no color) | #7D7D7D | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #627FA8
#627FA8
oklch(59.1% 0.072 257.1)
- #95784B
#95784B
oklch(59% 0.072 77.7)
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 #627FA8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Blue #5684AE ΔE 0.018
- Dusty Blue #5A86AD ΔE 0.020
- Stormy Blue #507B9C ΔE 0.031
- Steel Blue #4682B4 ΔE 0.032
- Cool Blue #4984B8 ΔE 0.034
- Grey Blue #647D8E ΔE 0.040
- Cerulean #457B9D ΔE 0.040
- Slate Gray #708090 ΔE 0.041
Use #627FA8 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.