#679EB4
Closest named color: Greyblue (#77A1B5). oklch(66.9% 0.066 225.2), rgb(103, 158, 180).
Aa
Black text reads best on this color (7.12:1).
About this color
#679EB4 is a medium-light, muted teal or cyan. In OKLCH its lightness is 67%, its chroma 0.066 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.021 away. Black text reads best on it, at 7.12:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.12:1 |
| White text | 2.94:1 |
Values
| HEX | #679EB4 |
| RGB | rgb(103, 158, 180) |
| HSL | hsl(197, 34%, 55%) |
| OKLCH | oklch(66.9% 0.066 225.2) |
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 #679EB4 | 2.94:1 | Fails | Lc -61.2 | Content text, not long reading |
| Black text on #679EB4 | 7.12:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #679EB4 text on white | 2.94:1 | Fails | Lc 55.9 | Large or bold text, headings |
| #679EB4 text on black | 7.12:1 | AAA | Lc -45.9 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CADDE5
oklch(88.6% 0.023 224.9)
-
Step 300
300
#A5C7D5
oklch(80.9% 0.041 224.8)
-
Step 400
400 (this color)
#679EB4
oklch(66.9% 0.066 225.2)
-
Step 500
500
#4A94B0
oklch(63% 0.085 225.3)
-
Step 600
600
#277E9C
oklch(55.6% 0.092 225.5)
-
Step 700
700
#176A85
oklch(49% 0.086 225.4)
-
Step 800
800
#17576C
oklch(42.7% 0.071 224.5)
-
Step 900
900
#1B4858
oklch(37.8% 0.056 224.7)
-
Step 950
950
#112A33
oklch(26.9% 0.035 224)
#679EB4 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) | #929BB5 | 0.052 |
| Deuteranopia (no green cones) | #8692B4 | 0.047 |
| Tritanopia (no blue cones) | #47A5A5 | 0.045 |
| Achromatopsia (no color) | #969696 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #679EB4
#679EB4
oklch(66.9% 0.066 225.2)
- #B88873
#B88873
oklch(66.8% 0.067 44.7)
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 #679EB4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.021
- Cadet Blue #5F9EA0 ΔE 0.033
- Bluegrey #85A3B2 ΔE 0.039
- Bluey Grey #89A0B0 ΔE 0.041
- Cool Gray #8D99AE ΔE 0.045
- Silver Lake Blue #778DA9 ΔE 0.047
- Blue Grey #758DA3 ΔE 0.048
- Faded Blue #658CBB ΔE 0.056
Use #679EB4 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.