#679BD8
Closest named color: Cornflower Blue (#6495ED). oklch(67.8% 0.107 253.2), rgb(103, 155, 216).
Aa
Black text reads best on this color (7.25:1).
About this color
#679BD8 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.107 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.039 away. Black text reads best on it, at 7.25:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.25:1 |
| White text | 2.89:1 |
Values
| HEX | #679BD8 |
| RGB | rgb(103, 155, 216) |
| HSL | hsl(212, 59%, 63%) |
| OKLCH | oklch(67.8% 0.107 253.2) |
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 #679BD8 | 2.89:1 | Fails | Lc -60.4 | Content text, not long reading |
| Black text on #679BD8 | 7.25:1 | AAA | Lc 48.9 | Large or bold text, headings |
| #679BD8 text on white | 2.89:1 | Fails | Lc 55.1 | Large or bold text, headings |
| #679BD8 text on black | 7.25:1 | AAA | Lc -46.7 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C9DBF2
oklch(88.5% 0.037 254.6)
-
Step 300
300
#A3C4EB
oklch(81% 0.066 252.8)
-
Step 400
400 (this color)
#679BD8
oklch(67.8% 0.107 253.2)
-
Step 500
500
#478CD9
oklch(63.1% 0.136 252.9)
-
Step 600
600
#2674C7
oklch(55.6% 0.149 253.4)
-
Step 700
700
#1861AC
oklch(49.1% 0.138 253.4)
-
Step 800
800
#17508B
oklch(42.8% 0.113 252.9)
-
Step 900
900
#1A436F
oklch(37.8% 0.088 252.6)
-
Step 950
950
#112741
oklch(26.9% 0.056 253.9)
#679BD8 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) | #829EDB | 0.034 |
| Deuteranopia (no green cones) | #7493D7 | 0.024 |
| Tritanopia (no blue cones) | #29A9B0 | 0.094 |
| Achromatopsia (no color) | #989898 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #679BD8
#679BD8
oklch(67.8% 0.107 253.2)
- #BF8D47
#BF8D47
oklch(67.8% 0.106 73.5)
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 #679BD8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.039
- Chefchaouen Blue #4895EF ΔE 0.050
- Faded Blue #658CBB ΔE 0.053
- Dark Sky Blue #448EE4 ΔE 0.057
- Greyblue #77A1B5 ΔE 0.062
- Soft Blue #6488EA ΔE 0.064
- Perrywinkle #8F8CE7 ΔE 0.068
- Silver Lake Blue #778DA9 ΔE 0.071
Use #679BD8 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.