#679DBD
Closest named color: Greyblue (#77A1B5). oklch(67.1% 0.074 235.5), rgb(103, 157, 189).
Aa
Black text reads best on this color (7.13:1).
About this color
#679DBD is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.074 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.026 away. Black text reads best on it, at 7.13:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.13:1 |
| White text | 2.94:1 |
Values
| HEX | #679DBD |
| RGB | rgb(103, 157, 189) |
| HSL | hsl(202, 39%, 57%) |
| OKLCH | oklch(67.1% 0.074 235.5) |
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 #679DBD | 2.94:1 | Fails | Lc -61.2 | Content text, not long reading |
| Black text on #679DBD | 7.13:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #679DBD text on white | 2.94:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #679DBD text on black | 7.13:1 | AAA | Lc -46.0 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CADCE8
oklch(88.5% 0.025 236.9)
-
Step 300
300
#A5C6DB
oklch(80.9% 0.046 236.1)
-
Step 400
400 (this color)
#679DBD
oklch(67.1% 0.074 235.5)
-
Step 500
500
#4A92BB
oklch(63.1% 0.095 236)
-
Step 600
600
#277CA7
oklch(55.6% 0.103 235.4)
-
Step 700
700
#18688F
oklch(49% 0.096 235.7)
-
Step 800
800
#185574
oklch(42.6% 0.079 235.6)
-
Step 900
900
#1B465E
oklch(37.6% 0.063 236.3)
-
Step 950
950
#112937
oklch(26.9% 0.04 236.4)
#679DBD 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) | #8E9CBF | 0.047 |
| Deuteranopia (no green cones) | #8292BD | 0.042 |
| Tritanopia (no blue cones) | #41A5A7 | 0.057 |
| Achromatopsia (no color) | #969696 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #679DBD
#679DBD
oklch(67.1% 0.074 235.5)
- #B98A69
#B98A69
oklch(67.1% 0.074 56.2)
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 #679DBD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.026
- Bluegrey #85A3B2 ΔE 0.044
- Bluey Grey #89A0B0 ΔE 0.046
- Silver Lake Blue #778DA9 ΔE 0.047
- Cadet Blue #5F9EA0 ΔE 0.047
- Cool Gray #8D99AE ΔE 0.047
- Faded Blue #658CBB ΔE 0.048
- Blue Grey #758DA3 ΔE 0.050
Use #679DBD 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.