#689BCA
Closest named color: Greyblue (#77A1B5). oklch(67.2% 0.089 247.3), rgb(104, 155, 202).
Aa
Black text reads best on this color (7.13:1).
About this color
#689BCA is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.089 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.043 away. Black text reads best on it, at 7.13:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.13:1 |
| White text | 2.94:1 |
Values
| HEX | #689BCA |
| RGB | rgb(104, 155, 202) |
| HSL | hsl(209, 48%, 60%) |
| OKLCH | oklch(67.2% 0.089 247.3) |
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 #689BCA | 2.94:1 | Fails | Lc -61.2 | Content text, not long reading |
| Black text on #689BCA | 7.13:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #689BCA text on white | 2.94:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #689BCA text on black | 7.13:1 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CADCED
oklch(88.6% 0.03 246.6)
-
Step 300
300
#A5C5E3
oklch(81% 0.055 246.8)
-
Step 400
400 (this color)
#689BCA
oklch(67.2% 0.089 247.3)
-
Step 500
500
#4B8FCA
oklch(63.1% 0.113 246.9)
-
Step 600
600
#2A78B7
oklch(55.6% 0.123 247.1)
-
Step 700
700
#1C659E
oklch(49.2% 0.115 247.1)
-
Step 800
800
#1A5280
oklch(42.6% 0.096 247.5)
-
Step 900
900
#1D4467
oklch(37.6% 0.075 248.2)
-
Step 950
950
#12283C
oklch(26.9% 0.047 247.8)
#689BCA 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) | #889CCC | 0.039 |
| Deuteranopia (no green cones) | #7B92C9 | 0.031 |
| Tritanopia (no blue cones) | #3BA6AB | 0.075 |
| Achromatopsia (no color) | #969696 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #689BCA
#689BCA
oklch(67.2% 0.089 247.3)
- #BB8B58
#BB8B58
oklch(67.2% 0.089 67)
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 #689BCA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.043
- Faded Blue #658CBB ΔE 0.043
- Silver Lake Blue #778DA9 ΔE 0.054
- Cool Gray #8D99AE ΔE 0.057
- Bluegrey #85A3B2 ΔE 0.058
- Bluey Grey #89A0B0 ΔE 0.059
- Cornflower Blue #6495ED ΔE 0.059
- Blue Grey #758DA3 ΔE 0.061
Use #689BCA 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.